Work holders and parts thereof

Electromagnets; permanent magnets and articles intended to become permanent magnets after magnetization; electromagnetic or permanent magnet chucks, clamps and similar holding devices; electromagnetic couplings, clutches and brakes; electromagnetic lifting heads; parts thereof: > Other, including parts: > Work holders and parts thereof

Duty Rate (from China)

35%
MFN Base RateFree

Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Total Effective Rate35%

Products classified under HTS 8505.90.40.00

Electromagnetic Chuck Top Plate Assembly

Replaceable stainless steel top plate with embedded pole pieces for electromagnetic chucks, providing wear surface renewal. Dedicated parts HTS 8505.90.40.00.

Steel Fabrication Electromagnetic Hold-Down

Heavy-duty hold-down electromagnetic clamps for securing steel plates during plasma cutting tables. Industrial work holder HTS 8505.90.40.00.

Surface Grinder Magnetic Chuck

Fine-pole electromagnetic chuck optimized for holding thin steel plates on surface grinders, with precise pole spacing for uniform magnetic flux. Meets HTS 8505.90.40.00 criteria as a specialized electromagnetic work holder for grinding operations.

EDM Machine Electromagnetic Work Holder

Submersible electromagnetic holder for securing electrodes and workpieces in electrical discharge machining (EDM) sinks, resistant to dielectric fluids. Falls under HTS 8505.90.40.00 as an electromagnetic holding device for precision manufacturing.

Milling Machine Magnetic Sine Table

Electromagnetic sine table combining angular adjustment with magnetic holding for milling complex angled surfaces on steel parts. HTS 8505.90.40.00 classification as an advanced electromagnetic work holder.

Electromagnetic Chuck Controller Module

Digital control unit for variable-field electromagnetic chucks, providing precise current regulation and demagnetization sequences. Classified as a part of electromagnetic work holders under HTS 8505.90.40.00.

Magnetic Chuck Pole Extension Kit

Replaceable pole extensions for electromagnetic chucks, allowing customized workpiece surface adaptation and wear replacement. HTS 8505.90.40.00 as parts of work holders.

Rotary Electromagnetic Work Holder

Rotating electromagnetic chuck for 4th axis machining, holding cylindrical steel parts during continuous milling operations. HTS 8505.90.40.00 for specialized holding function.

Electromagnetic Chuck Cooling Coil Assembly

Water cooling coil insert for high-power electromagnetic chucks, preventing coil overheating during extended operation. Parts thereof under HTS 8505.90.40.00.

Modular Electromagnetic Workholding System

Configurable array of electromagnetic modules that combine to form custom workholding surfaces for large parts. Electromagnetic work holders per HTS 8505.90.40.00.

Precision Grinding Electromagnetic Chuck

Ultra-fine pole electromagnetic chuck with 1mm pole pitch for holding thin foils during precision grinding to micron tolerances. HTS 8505.90.40.00 classification.

Magnetic Chuck Demagnetizer Unit

Accessory demagnetizer that generates decaying fields to safely release workpieces from electromagnetic chucks. Part of work holding system under HTS 8505.90.40.00.

Magnetic Workholding Chuck

A flat-top electromagnetic chuck used to securely hold ferromagnetic workpieces during precision machining on milling machines or grinders. It generates a strong magnetic field to clamp parts without mechanical distortion, fitting HTS 8505.90.40.00 as an electromagnetic holding device specifically designed as a work holder for industrial metalworking.

CNC Electromagnetic Vise Base

An electromagnetic base plate for mounting vises on CNC machining centers, providing quick-release holding of steel components during automated operations. Classified under HTS 8505.90.40.00 as an electromagnetic work holder designed for industrial workpiece positioning.

Heavy Duty Electromagnetic Clamping Plate

Large-format electromagnetic plate for holding heavy steel castings during portal milling, with reinforced coil windings for high amperage. Fits HTS 8505.90.40.00 as industrial work holder.