Capabilities

Precision Turn-Mill Machining Capabilities

Drawing-based CNC machining for rotational components where dimensions, datum relationships, burr control, inspection, and packing affect final assembly.

CNC turning process close-up in machining workshop

About DXSCNC

DXSCNC is a China-based precision CNC turning and turn-mill machining supplier focused on drawing-based mechanical components for overseas engineering and purchasing teams.

We specialize in small to mid-size rotational and assembly-sensitive parts, including CNC machined shafts, sleeves, bushings, flanged components, threaded components, brass adapters, spacers, collars, fittings and valve-related connectors. Our machining range supports parts up to 400 mm turning diameter and up to 500 mm machining length.

Instead of treating drawings as simple shapes, we review how each feature affects machining, inspection and assembly. Typical focus areas include bore-to-OD relationships, thread fit, grooves, cross-hole burrs, radial holes, datum relationships, runout, coaxiality, sealing faces, surface finish, surface treatment allowance and packing protection before export shipment.

Technical review before quoting

Share drawings, material grade, quantity, surface treatment, tolerance requirements and assembly notes so we can review machining feasibility and inspection risk.

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Machining Range

DXSCNC focuses on small to mid-size precision turned and turn-mill components.

Maximum turning diameterUp to 400 mm
Maximum machining lengthUp to 500 mm

Best-fit components include shafts, sleeves, bushings, flanges, threaded adapters, spacers, fittings and complex rotational components.

For parts close to the upper size limit, please send drawings for review. We will check workholding, tool access, tolerance risk, material behavior and inspection feasibility before quoting.

Send drawings for size review

Share the drawing, material grade, tolerance requirements and quantity so we can confirm whether the part fits the machining range and process plan.

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Common Machined Features

  • OD and ID turning
  • Precision bores
  • Internal and external threads
  • Grooves and reliefs
  • Shoulders and step diameters
  • Cross holes and radial holes
  • Milled flats and wrench faces
  • Slots, bolt patterns and mounting faces
  • Chamfers, deburring and edge control
  • Sealing faces and mating surfaces

Suitable Components

Custom CNC machined shaft with stepped diameters and threaded features

CNC Machined Shafts

Stepped diameters, grooves, threads, shoulders, cross holes, and controlled mating surfaces.

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Machined sleeve and bushing component with bore and chamfer details

Sleeves & Bushings

Bore control, OD/ID relationship, end-face quality, chamfering, cross holes, and deburring.

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CNC machined flanged component with central bore and bolt pattern

Flanged Components

Central bores, bolt hole position, face quality, sealing surface control, and datum understanding.

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Threaded CNC machined component with controlled thread and burr areas

Threaded Components

Internal and external threads, thread depth, entrance chamfer, burr control, and gauge inspection.

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Brass CNC machined adapter and fitting component

Adapters & Fittings

Connection parts for mechanical, industrial, brass, and fluid-control assemblies.

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Common Materials

Aluminum

6061, 6082, 7075

Lightweight turned and milled parts, UAV components, spacers, sleeves, and brackets.

Stainless Steel

304, 316, 316Ti and similar grades

Corrosion-resistant components where burr behavior, thread quality, and surface finish matter.

Carbon and Alloy Steel

S235JR, 40Cr, 42CrMo and similar grades

Strength-critical and wear-related parts, including components that may need heat treatment or coating review.

Brass, Copper and Bronze

Brass, copper and bronze alloys

Fittings, adapters, bushings, electrical or fluid-control related components.

Engineering Plastics

POM, PEEK, PC and similar functional plastics

Functional plastics that require attention to clamping, deformation, burrs, and dimensional stability.

Manufacturing Risk Review

Workholding

We review whether the part can be held without distortion, marking critical surfaces, or losing access to important features.

Feature Access

Deep bores, small grooves, cross holes, flats, and thread reliefs are checked for tool access and burr removal before quoting.

Tolerance Stack-Up

Datum relationships, shoulder positions, bore-to-OD requirements, coaxiality, runout, and mating faces are reviewed as connected features rather than isolated dimensions.

Material Behavior

Material grade, heat treatment, plating, anodizing, and thin-wall behavior can affect machining sequence, finishing allowance, and inspection method.

Batch Consistency

For small to mid-volume orders, we review how critical dimensions will be controlled across repeat parts and protected before export shipment.

Packing Risk

Threads, sealing faces, thin walls, sharp features, and cosmetic surfaces are reviewed for individual protection, labeling, and shipment handling.

Inspection Focus

  • Critical OD/ID dimensions
  • Bore size and bore condition
  • Thread fit and thread entrance
  • Groove width and position
  • Shoulder-to-datum distance
  • Runout and coaxiality when specified
  • Flatness and sealing face condition when specified
  • Burr checks at cross holes, slots and thread starts
  • Surface finish where function requires it
Quality inspection measurement for CNC machined part

RFQ Notes

For accurate review, send 2D drawings and/or 3D models, material grade, quantity, surface treatment, tolerance requirements, thread standards, surface finish requirements, application notes, and target delivery date.

For parts close to 400 mm turning diameter or 500 mm machining length, send drawings first so we can check workholding, tool access, tolerance risk, and inspection feasibility.

Request a Quote

Related Pages

Ready to review a drawing-based CNC project?

Send drawings, material, quantity, surface treatment, tolerance requirements, and target delivery date.

Request a Quote