Internal Hex Head Screw | Wood Screw | Self Tapping Screw Manufacturer | Sen Chang

Internal Hex Head Screw w/ Machine Thread, Trivalent Chromium Zinc Plated on the Surface and Blue Nylok on the Thread | 45 years of experiences for production stainless steel fasteners.

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Internal Hex Head Screw | Wood Screw | Self Tapping Screw Manufacturer | Sen Chang

Located in Taiwan since 1968, Sen Chang Industrial Co., Ltd. has been a manufacturer of screws, nuts and bolts with all head styles and thread types. It's main steel screws include, Internal Hex Head Screw, stainless steel screws, wood screws, coated screws, self-tapping screws, machine screws, threaded screws, hex head screws, drywall screws, torx screws, pan head screws and wafer head screws, which are CE and ISO9001 certified with brass, stainless steel, copper and aluminum available.

With more than 48 years of manufacture all types of stainless steel industrial fasteners experience, specialized tapping screws, self-drilling screws, machine screws, stainless steel wires, etc. We are also capable of producing customized products. Sen Chang (SC) with more than 48 years of manufacture all types of stainless steel industrial fasteners experience, specialized tapping screws, self-drilling screws, machine screws, stainless steel wires, etc. We are also capable of producing customized products.

Sen Chang has been supplying stainless steel screws, nuts and bolts to customers, both with advanced technology and 48 years of experience, Sen Chang ensures each customer's demands are met.

Internal Hex Head Screw - Internal Hex Head Screw w/ Machine Thread, Trivalent Chromium Zinc Plated on the Surface and Blue Nylok on the Thread
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Internal Hex Head Screw

CM006-150412-1

Process: Using multi blow header to make the head and then threading before passivation. Trivalent chromium zinc plating after heat treating. Coating being the last step
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, Hex depth, Hex plug gauge, Minor diameter, Thread angle, Pitch, Coat inspection, Nylok inspection
Coating Reports Offered
Nylok Reports Offered

Features

  • Iron
  • Hardness GR8.8
  • Trivalent Chromium Zinc Plated
  • Blue Nylok （90°～180°）

Specification

  • Item Specification: M8-1.25＊20
  • Item Material: Iron