CM008-151131-1 – Premium Flat Head Square Rec w/ Drilling Machine Thread by Sen Chang

ISO-Certified High-Tensile Fasteners for Demanding Applications

Best Sale

CM008-151131-1 – High-Performance Flat Head Square Rec w/ Drilling Machine Thread

Discover CM008-151131-1, part of Sen Chang’s premium Flat Head Square Rec w/ Drilling Machine Thread collection. Built for reliability, our fasteners are engineered using advanced manufacturing processes and premium stainless steel materials.

With 48+ years of expertise and ISO 9001-certified quality, Sen Chang delivers fastening solutions trusted by global manufacturers across automotive, electronics, and industrial sectors.

Enhance your projects with fasteners designed for strength, precision, and long-term performance. Partner with Sen Chang for dependable fastening solutions.


Flat Head #1 Square

CM008-151131-1

Process: Using multi blow header to make the head and then threading before passivation. Acid washing after heat treating. At last plating and beeswaxing
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, Total length, Major diameter, Minor diameter, Thread angle, Pitch, Drilling tail diameter, Drilling tail length, Plating inspection
Plating Reports Offered

Features

  • Drilling Machine Thread
  • Black Zinc Plated w/ Thickness being 3u
  • Surface Beeswaxing

Specification

  • Item Specification: M4*11
  • Item Material: 410SS
Related Products
  • Pan Head Phillips Drive Thread Forming Screw - Pan Head Phillips Drive Plastite Screw
    Pan Head Phillips Drive Thread Forming Screw
    TA013-110602

    Process: Using multi blow headers to make the head, to thread, and then slot 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, Phillips depth, Phillips plug gauge, Thread length, Thread angle, Pitch, Diameter of Circumscribing, Circle Measurement, Length of point, Angle of point.