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Solid 6061-T6 aluminum CNC milled; center bore H7, corner mounting hole position ≤0.03mm. For servo/stepper motor precision mounting in industrial drive units. Deburred & sandblasted; anodizing available on request.

High-rigidity 6061 aluminum 4-axis CNC machined; center bore concentricity ≤0.01mm. Available in natural sandblasted or black hard-anodized finish. For CNC routers, engraving centers, and robot end-effector spindle mounts.

5-axis milled aluminum billet; complex internal bore systems completed in one clamping, hole position ≤0.05mm. Electrostatic paint finish for weathering resistance. For non-standard automation drive module housings with multi-directional threaded mounting.

7075 aluminum five-face milled; all bore positions ≤0.02mm, bore diameter H7, overall flatness within 0.03mm. Core gearbox for multi-axis CNC machining centers and precision assembly automation; excellent rigidity and thermal dissipation.

Full-aluminum CNC milled multi-function mounting frame integrating multi-directional lugs, bore holes, and threaded holes with lightweight topology design. For industrial pick-and-place robots and non-standard automation workstations; excellent torsional rigidity and vibration damping.

6061-T6 CNC milled and wire-cut compound machined; high-accuracy curved guide slot profile, bore roundness ≤0.005mm. For pneumatic actuators and robotic arm oscillating joint nodes for precise angle and torque transmission.

304 SS precision-turned multi-disc camshaft; equidistant cam lobes ground to runout ≤0.01mm, Ra 0.8. For small engine cam mechanisms and industrial automation cam systems; high coaxiality, low noise, excellent wear resistance.

316L SS precision-turned valve; stem diameter h6, face Ra ≤0.4, end runout ≤0.01mm. For motorcycle, racing, and industrial engines. Superior high-temperature corrosion resistance; nitriding surface treatment boosts hardness significantly.

45# quenched steel precision-turned involute spline cold-rolled; spline grade 6, end hole position ≤0.05mm, induction-hardened tooth face HRC 54–58. For passenger vehicle differential hub axles; outstanding load-bearing and fatigue resistance.

7075 aluminum precision turn-mill; full mirror-turned face, runout ≤0.05mm. Lightening holes FEA topology optimized — 55% weight savings over cast iron. For high-performance racing and NEV front/rear brake disc mounting flanges.

6061-T6 aluminum CNC milled one-piece; six arms uniformly distributed for strength, bolt hole position ≤0.03mm, center H7. For motorcycle, ATV, and lightweight EV hub-to-brake disc flanges; excellent dynamic balance.

6061 aluminum CNC precision turned/milled; bore H7, outer concentricity ≤0.02mm, 16-hole position ≤0.03mm. NEV steering knuckle to wheel bearing unit transition piece; structural reliability under extreme loads.

2024-T4 aluminum 5-axis CNC; blade profile accuracy ±0.02mm, uniform thickness, Ra 1.6, dynamic balance G6.3. For PEM fuel cell air compressors, vehicle HVAC centrifugal fans, and precision fluid handling equipment.

Matched open/closed impellers, both 7075-T6 5-axis milled; blade chord profile ≤0.03mm, paired gap uniformity ≤0.05mm. For small turbochargers and NEV electric compressors; high aerodynamic efficiency.

POM CNC precision machined; symmetrical blades, dynamic balance G6.3, blade profile ±0.05mm, lightweight to reduce drive power. For NEV battery pack cooling ducts and energy storage forced-air cooling modules; low noise, chemical corrosion resistant.

316L SS precision turn-mill; seal groove tolerance ±0.01mm, O-ring mating surface Ra 0.8; rated 0.3 MPa leak-free. For lithium battery electrode lead-through seal housings and fuel cell end plate seal assemblies.

316L SS precision turned; base flatness 0.02mm, pipe thread grade G, sealing face Ra 0.8; pressure-tested to 10 MPa. For hydrogen storage/transport systems, fueling station high-pressure piping, and NEV liquid-cooling connections.

304 SS CNC turn-mill; flange face flatness 0.02mm, orthogonal round port to square base, multi-hole position ≤0.03mm. For NEV liquid cooling system elbow transitions; weld-free installation, easy maintenance.

440C SS precision ground; 3-arm hydraulic positioning with steel-ball backlash-free clamping, repeat positioning ≤0.005mm, center spline grade 6, HRC 58+. For hydraulic fixture reference index plates in precision machining centers.

304 SS one-piece turn-mill; sphere roundness 0.003mm, mating clearance 0.005–0.01mm, base thread concentricity ≤0.01mm. Universal adjustable base for precision machine tool fixtures; any spatial angle, stable and repeatable after locking.

38CrMoAl alloy steel precision turned then ground; step OD h6, spline grade 6, journal cylindricity ≤0.003mm, radial runout ≤0.005mm, surface nitrided HV700+. For machining center internal drive shafts; high load and wear resistance.

45# quenched steel hobbed then precision ground; gear accuracy grade 7 (GB/T10095), module 2.5, 24 teeth, face Ra 0.8, induction-hardened HRC 50–55 with ductile core. For CNC machine feed axis drives and industrial gearboxes; low noise and high efficiency.

304 SS wire-cut outer ring then face-ground; 80 equal teeth, cumulative pitch error ≤0.01mm, center bore concentricity ≤0.02mm, lightening holes, dynamic balance G6.3. For precision machining center rotary table high-accuracy indexing.

Cr12MoV tool steel precision turned, internally and externally ground; Morse No.3 taper AT4 grade, large end OD ±0.005mm, tail tang per GB standard, heat-treated HRC 60–62. For CNC lathes/mills mounting drills, reamers, and boring bars.

6061-T6 aluminum 3-piece CNC set; mating face flatness 0.02mm, counterbore position ≤0.03mm. For dishwasher drum support brackets and air conditioner outdoor compressor anti-vibration mounts; salt-spray resistance ≥200 h.

6061 aluminum full-face milled; surface flatness 0.02mm, 16 threaded hole positions ≤0.05mm, keyway H8. For washing machine motor mounting plates and air purifier main board support bases; consistent mass-production accuracy.

6063 aluminum precision turned/milled, blue hard-anodized; film 20–25 μm, surface hardness HV400+; center step bore concentricity ≤0.02mm, four-hole position ≤0.02mm. For premium vacuum cleaner motor front covers and AC inverter module caps.

6061 aluminum CNC precision milled; three-slot parallelism ≤0.02mm, plate flatness 0.03mm, anodized finish. For dishwasher basket slide brackets and kitchen appliance drawer rail mounting plates; smooth sliding, stepless position adjustment.

6061-T6 aluminum solid CNC milled; two-face perpendicularity 0.03mm, multi-hole position ≤0.04mm, long slot H9. For cabinet air conditioner evaporator brackets and water heater main board mounting brackets; mass-production interchangeability.

Sheet metal bent bracket with precision dual rolling bearing wheels; wheel OD hardened HRC 58, rail fit clearance 0–0.02mm, single-direction load ≥50 kg, repeat positioning 0.05mm. For dishwasher basket and built-in refrigerator drawer rails; service life ≥100,000 cycles.

H62 brass precision-turned; external thread grade A, inner bore concentricity ≤0.01mm, sealing cone angle ±0.5°, nickel-plated finish; rated 16 MPa. For hydraulic/pneumatic pipeline connections compatible with SS and aluminum piping.

316L SS solid CNC milled; all cross-bore accuracy high, bore tolerance H7, inter-bore concentricity ≤0.02mm, sealing face Ra 0.8; pressure-tested 20 MPa leak-free. For hydraulic valve manifolds and pneumatic control valve bodies with multi-channel integration.

6061-T6 aluminum 4-axis CNC; bearing bore H7, concentricity ≤0.02mm, mounting face flatness 0.03mm, anodized. Arch structure provides excellent cantilever rigidity; compatible with multiple standard bearing OD sizes for easy maintenance.

304 SS turned; column OD straightness 0.01mm, top/bottom flange face parallelism ≤0.02mm, flange bolt hole position ≤0.03mm, mirror-polished Ra 0.4. For optical bench lab support pillars and precision equipment framework spacers.

316L SS solid CNC milled; tri-directional integrated inlet/outlets, thread grade G, sealing face Ra 0.8; rated 20 MPa, helium mass-spectrometer leak-tested. For hydraulic multi-channel manifolds and industrial gas distribution headers.

6061 aluminum CNC precision milled one-piece; housing-to-cover mating flatness 0.02mm, mounting hole position ≤0.03mm, all cavities in one clamping, gold hard-anodized 20 μm. For industrial PLC controller housings and servo drive aluminum enclosures.

Full-aluminum CNC milled large annular frame; uniform rectangular lightening slots, multi-directional threaded holes for multi-axis module integration, overall roundness ≤0.05mm, flatness 0.03mm. For non-standard automation rotary module bases and large robotic arm mounting frames.

6061 aluminum CNC precision milled square bearing housing; center bearing bore H7, roundness ≤0.01mm, end face flatness 0.02mm, multi-threaded hole position ≤0.03mm. Compatible with deep-groove ball and angular contact bearings; compact, good heat dissipation.

6061 aluminum solid CNC milled; base flatness 0.02mm, dual post height consistency ≤0.03mm, center bore concentricity ≤0.02mm, multi-threaded hole position ≤0.04mm. For automation motor cantilever mounts and cylinder fixed support platforms.

6061 aluminum 5-axis CNC; complex multi-face bore system completed in one clamping, center bore concentricity ≤0.02mm, flange face flatness 0.02mm, side hole position ≤0.03mm. For industrial robot end-effector housings and automation fixture bodies.

6061 aluminum CNC precision milled; T-slot and arc locking face integrally machined, fit clearance ≤0.01mm, repeat positioning ≤0.02mm, hard anodized. For automation line quick-change pallet latch bases and tooling fixture quick-swap bases.

6061 aluminum solid CNC milled arch structure; dual-bore concentricity ≤0.02mm, bearing bore H7, mounting face flatness 0.03mm, sandblasted anodized. For industrial robot joint bearing support brackets and conveyor line tensioner roller supports.

Solid aluminum CNC milled; 3-claw angular spacing error ≤0.1°, all hole positions ≤0.03mm, spindle bore concentricity ≤0.02mm, compact and lightweight. For pneumatic rotary cylinder connectors and multi-directional robotic arm oscillating nodes.

304 SS precision turned/milled; 4-hole position ≤0.02mm, center H7, face runout ≤0.02mm, Ra 1.6. For automotive drive shaft flange connections and differential output flange joints; excellent interchangeability and dynamic balance.

304 SS precision turned; 8-hole position ≤0.02mm, center step bore concentricity ≤0.015mm, face flatness 0.02mm, mirror-turned Ra 0.8. For brake disc mounting flanges and drive shaft end flange connectors; high-precision, corrosion resistant.

6061 aluminum CNC turn-mill; external thread grade 6g, flange face runout ≤0.03mm, dynamic balance G6.3, anodized. For motorcycle and racing engine belt pulley flanges and drive sprocket mounting faces; significant lightweight advantage.

6061 aluminum precision turned/milled; face flatness 0.02mm, five-hole position ≤0.03mm, center H7, ~60% lighter than steel equivalent. For NEV drive motor output flanges and EV transmission end cover flanges.

45# carbon steel precision-turned set; external taper AT5 grade, bore cylindricity ≤0.005mm, cone contact ≥75%, heat-treated HRC 38–42. For automotive gearbox tapered synchronizer hubs and construction machinery cone-fit clamping; reliable torque, easy assembly.

45# carbon steel precision-turned 6-piece set; face parallelism ≤0.02mm, bore concentricity ≤0.01mm, OD cylindricity ≤0.008mm, heat-treated HRC 30–35. For automotive drive shaft end stop collars and differential internal clearance shim sets; excellent batch interchangeability.

45# carbon steel large precision-turned; face runout ≤0.03mm, ID/OD concentricity ≤0.02mm, face parallelism ≤0.02mm, quenched & tempered HB 220–250. For heavy vehicle drive axle flange rings and large construction machinery drive shaft end positioning rings.

304 SS precision-turned; multiple circumferential grooves increase heat dissipation area, thread 6H, face runout ≤0.02mm, corrosion-resistant with good thermal conductivity. For NEV motor stator cooling lock nuts and energy storage module liquid-cooling plate clamping covers.

304 SS precision-turned; external thread 6H, evenly distributed circumferential grooves for increased cooling surface area, face runout ≤0.02mm, salt-spray resistant. For NEV battery module cooling compression parts and small liquid-cooling plate threaded seal covers.

6061 aluminum precision milled; all six faces flatness ≤0.01mm, perpendicularity ≤0.01mm, threaded hole position ≤0.02mm, center slot H7, hard anodized. For precision machine tool fixture locating clamp blocks and zero-point positioning system reference blocks.

304 SS precision-turned; flange face flatness 0.01mm, shank cylindricity ≤0.003mm, flange-to-shank concentricity ≤0.005mm, Ra 0.8. For precision machine tool spindle positioning taper shafts and indexing device center locating shafts; stable accuracy, good wear resistance.

304 SS bar precision-turned; cone taper error ≤0.01°, shank cylindricity ≤0.003mm, Ra 0.4, flange face runout ≤0.005mm. For precision instrument locating mandrels, optical device adjustment shafts, and precision machine tool fine-adjustment pin shafts.

304 SS precision-turned; pin cylindricity ≤0.003mm, flange face runout ≤0.005mm, transverse locating hole position ≤0.01mm, Ra 0.4. For precision machine tool fixture locating pins and index rotary table locking pin shafts; flange face provides reliable axial limit.

304 SS CNC milled; T-profile mating face H8, all faces flatness ≤0.01mm, threaded hole position ≤0.02mm, Ra 0.8. For precision machine tool T-slot clamp plates and flexible fixture system quick-change locating blocks; solid structure, easy operation.

304 SS precision-turned; flange face runout ≤0.005mm, cone-point concentricity ≤0.003mm, cone angle error ≤0.02°, Ra 0.4. For precision lathe live centers, grinding machine tailstock centers, and precision measurement clamping tips; excellent dynamic balance at high speed.

45# carbon steel turned/milled then slotted; ID H7, slot symmetry ≤0.05mm, OD cylindricity ≤0.005mm, heat-treated HRC 40–45. For precision machine tool elastic clamping collets and motorized spindle tool shank grip sleeves; uniform clamping force, fast tool change.

304 SS precision-turned; uniform straight knurling on OD, thread grade 6g, consistent slot depth, head face runout ≤0.02mm. For precision machine tool fine-adjustment positioning screws and instrument adjustment/fixing screws; comfortable grip, tool-free adjustment.

304 SS precision-turned; shoulder cylindricity ≤0.005mm, thread grade 6g, shoulder-to-thread concentricity ≤0.01mm, head face runout ≤0.02mm. For precision machine tool rotating shaft shoulder positioning bolts and fixture locating pin bolts; precision shoulder fit clearance ≤0.01mm.

304 SS precision-turned; thread grade 6g, hex flat-to-flat ±0.05mm, head face flatness 0.01mm, shank concentricity ≤0.01mm, excellent corrosion resistance. For precision machine tool fixture high-strength fastening and medical device structural connections.

45# carbon steel CNC precision milled, black-oxide treated; dual V-groove parallelism ≤0.01mm, all face flatness 0.01mm, threaded hole position ≤0.02mm, locating pin hole H6. For precision machine tool fixture locating bases and quick-change pallet guide references.

304 SS precision-turned; mounting face flatness 0.01mm, sphere roundness ≤0.005mm, cylindrical neck cylindricity ≤0.003mm, Ra 0.4. For precision machine tool fixture spherical support pads and measuring tool spherical locating seats; self-aligns to small angular tilt errors.

304 SS precision-turned; pin cylindricity ≤0.003mm, flange face runout ≤0.005mm, consistent chamfer at pin end, Ra 0.4. For precision machining center fixture reference locating pins and die positioning lock pins; stable flange limit, long wear life.

6061 aluminum precision-turned; both end flange OD concentricity ≤0.005mm, inner bore H6, face parallelism ≤0.01mm, hard anodized. For machine tool spindle bearing preload bushings and precision indexing device inner bore bushings; lightweight with high precision.

304 SS precision ground; cylindricity ≤0.002mm, Ra 0.2, diameter tolerance h5, consistent chamfer at both ends. For precision machine tool fixture locating pins and die precision guide pillars; corrosion and wear resistant, long-term accuracy in harsh environments.

304 SS precision ground; short type cylindricity ≤0.002mm, Ra 0.2, diameter h5, face parallelism ≤0.002mm. For precision fixture short locating pins and optical instrument reference locating pins; strong bending rigidity, excellent repeat positioning accuracy.

45# quenched carbon steel precision turned and ground; step OD h6, journal cylindricity ≤0.005mm, radial runout ≤0.01mm, keyway symmetry ≤0.02mm, heat-treated HRC 28–32. For CNC machine tool feed shafts and automation equipment drive shafts; stable transmission, low noise.

45# carbon steel precision-turned 3-piece set; each face parallelism ≤0.01mm, center bore concentricity ≤0.01mm, OD cylindricity ≤0.005mm, quenched & tempered, good wear resistance. For precision machine tool index disc shim sets; matched set thickness variation ≤0.005mm.

304 SS precision-turned; shoulder cylindricity ≤0.005mm, thread grade 6g, hex flat-to-flat ±0.05mm, shoulder-to-thread concentricity ≤0.01mm, corrosion resistant. For precision machine tool fixture step positioning fastening and medical device articulated bolts; shoulder serves dual locating and fastening function.

316L SS precision-turned; internal thread 6H, sealing face flatness 0.01mm, OD cylindricity ≤0.005mm; rated ≥15 MPa, salt-spray resistant. For hydraulic cylinder port seal plugs and pneumatic valve body end plugs; reliable sealing, available in multiple thread sizes.

304 SS precision-turned; flange face runout ≤0.02mm, internal thread 6H, flange OD cylindricity ≤0.005mm, Ra 0.8. For industrial pipeline flange nut connections and heavy equipment structural flange fastening; larger bearing area prevents embedding into base material.

304 SS precision-turned; bore H7, face parallelism ≤0.01mm, OD cylindricity ≤0.005mm, ID/OD concentricity ≤0.01mm, Ra 0.8. For industrial drive shaft bearing locating rings and hydraulic cylinder guide limit rings; corrosion and wear resistant.

316L SS precision-turned; external thread 6g, internal thread 6H, both thread concentricity ≤0.02mm, sealing face Ra 0.8; rated ≥20 MPa. For industrial pipeline size-change adapters and hydraulic system different-spec fitting transitions; reliable sealing, easy installation.

316L SS precision-turned; hex flat-to-flat ±0.05mm, external taper thread 6g, sealing cone angle error ≤0.05°; rated 30 MPa. For high-pressure hydraulic nozzle fittings and high-pressure washer pipeline connections; cone-sealed, no gasket needed, excellent sealing.

304 SS precision-turned; hex flat-to-flat ±0.05mm, internal thread 6H, inner base flatness 0.01mm; rated ≥15 MPa, Ra 0.8. For hydraulic pipeline port seal cap nuts and pneumatic fitting plug nuts; clean sealing face, extremely low leakage rate.

316L SS precision-turned; external thread 6g, face flatness 0.01mm, seal groove ±0.01mm; rated 20 MPa. For hydraulic cylinder large port end plugs and high-pressure accumulator seal plugs; smooth thread engagement, reliable sealing, suitable for highly corrosive oil media.

316L SS precision-turned; both end external thread 6g, middle hex flat-to-flat ±0.05mm, thread concentricity ≤0.02mm, sealing face Ra 0.8; rated 20 MPa. For industrial hydraulic/pneumatic pipeline straight conversion connectors; widely used in oil & gas chemical pipeline systems.

6061 aluminum 5-axis CNC; all cross oil passages concentricity ≤0.02mm, sealing face Ra 0.8, inlet/outlet thread grade G; rated 10 MPa leak-free. For small hydraulic pump bodies and pneumatic control module integrated valve bodies; compact, multi-channel, lightweight.

304 SS precision turned/milled; 10-hole position ≤0.02mm, center H7, face flatness 0.02mm, face runout ≤0.02mm, Ra 1.6. For industrial equipment motor mounting flanges and chemical pipeline multi-bolt connection flanges; uniform load distribution, excellent sealing.

316L SS solid CNC milled; tri-directional cross bore high accuracy, thread grade G, sealing face Ra 0.8; rated 15 MPa leak-free. For small hydraulic multi-port valve seats and pneumatic 3-way control valves; multi-channel integrated, compact and lightweight.

45# carbon steel large precision-turned; ID/OD concentricity ≤0.02mm, face parallelism ≤0.02mm, bore cylindricity ≤0.01mm, quenched & tempered HB 220–250. For heavy machinery transmission sleeves and mining equipment gearbox inner liner bushings; high load, impact resistant.

316L SS precision-turned; boss step concentricity ≤0.02mm, flange face flatness 0.01mm, OD cylindricity ≤0.005mm; rated 15 MPa, Ra 0.8. For hydraulic system large-to-small pipe reducing transition pieces and chemical equipment different-size pipeline transitions.

316L SS precision-turned; insert end OD cylindricity ≤0.005mm, seal groove ±0.01mm, flange face flatness 0.01mm; rated 10 MPa, O-ring sealed. For industrial pipeline quick-connect fittings and food/medical equipment liquid-line ferrule-type connectors; easy assembly, high cleanliness.

H62 brass precision-turned then gold-plated; external thread 6g, flange face flatness 0.01mm, gold plating 1–3 μm for excellent conductivity and corrosion resistance. For PCB threaded standoffs and RF coaxial connector mounting bases; low contact resistance, RoHS compliant.

304 SS precision-turned pair; male external thread 6g, female internal thread 6H, mating concentricity ≤0.02mm, seal face flatness 0.01mm, smooth engagement; rated ≥10 MPa. For industrial pipeline male-female thread pair connectors and instrument gas/liquid line fittings; consistent sealing as matched pairs.