Precision Pen Head Machine Screws with Square Recess and Sharp Cone Point

ISO-Compliant 18-8 Stainless Steel Machine Screws with Full Thread and Passivation Treatment

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Need Reliable Fasteners for Miniature Electronic Assembly with Precise Alignment?

Our pen head machine screws with sharp cone points provide self-centering alignment for precise electronic component assembly. The #3 square recess prevents cam-out during automated assembly, while 18-8 stainless steel ensures long-term corrosion resistance. ISO-compliant manufacturing guarantees consistent dimensional accuracy for your high-volume production. Contact us for custom specifications tailored to your electronic assembly requirements.

With rigorous ISO Working Instruction compliance, every pen head machine screw is meticulously inspected throughout the manufacturing process and before shipment. Our quality control protocol employs advanced measurement tools including calipers, protrusion-height gages, micrometers, and 2.5D/2D projectors to verify critical dimensions such as head diameter, head height, square depth, thread parameters, and cone point specifications. This comprehensive inspection ensures consistent dimensional accuracy and functional reliability. Backed by 45 years of fastener manufacturing expertise and a portfolio of over 10,000 fastener products, our pen head machine screws deliver the precision and performance that OEM manufacturers and aftermarket customers demand for their specialized assembly requirements.


Pen Head Machine Screw w/ Sharp Point

MV003-150306-1

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, Square depth, Square Plug Gauge, Thread length, Major diameter, Minor diameter, Thread angle, Pitch, Ring gage GO/NO GO, Length of cone point, Angle of cone point.

Features

  • #3 Square Recess
  • Full Machine Thread
  • Cone Point

Specification

  • Item Specification: #1/4-20*15/16
  • Item Material: 18-8 SS