Custom Metal Threaded Cap Screw with Internal Hex

18-8 Stainless Steel Passivated Machine Thread Cap Screws

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Need Custom Cap Screws That Meet Strict Automotive Quality Standards?

Our custom metal threaded cap screws are manufactured with ISO-compliant processes and comprehensive inspection protocols using 2.5D projectors and ring gauges. With 45 years of experience producing over 10,000 fastener types, we deliver the precision and consistency automotive manufacturers demand. Contact us for samples and specification verification for your assembly line requirements.

Quality assurance is paramount in our manufacturing process, utilizing professional inspection tools including calipers, protrusion-height gauges, micrometers, and 2.5D/2D projectors. Critical measurement points include head diameter, head height, recess depth, hex plug gauge verification, thread length, major and minor diameters, thread angle, pitch, and ring gauge GO/NO GO testing. This comprehensive quality control ensures every custom threaded cap screw meets exact specifications for your specialized fastening requirements.

Custom Metal Threaded Cap Screw - Custom Metal Threaded Cap 18-8SS Passivated
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Custom Metal Threaded Cap Screw

MA009-121201

Process: Using multi blow headers to make the head then threading before passivation
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Head diameter, Head height, Recess depth, Hex plug gauge, Thread length, Major diameter, Minor diameter, Thread angle, Pitch, Ring gage GO/NO GO

Features

  • Custom Threaded Cap
  • 1/8 Internal Hex Corner
  • Thread

Specification

  • Item Specification: 3/8-16*0.50
  • Item Material: 18-8 SS