Chan Chin C. Enterprise Co., Ltd. - Taiwan’s leading manufacturer and trusted supplier of self-drilling screws and fastening solutions.

Self Drilling Hex Washer Head Screw | Chan Chin C. ST3.5 Fastener

Chan Chin C. ST3.5 self drilling screw with Phillips indented hex washer head. C-1022 material for OEM production. MOQ 100M, branded options available.

ST3.5 Self Drilling Screw with Phillips Indented Hex Washer Head

Industrial-grade C-1022 self-drilling fastener for OEM production and metal-to-metal applications with 100M minimum order

Self Drilling Screw - Self Drilling Screw
  • Self Drilling Screw - Self Drilling Screw

Self Drilling Screw

TK-HWHHB-35000

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Fastener Sizes

ST3.5

Material
C-1022
Screw Points

Self-Drilling

Drive Types

Phillips Indented Hex Washer Head

Head Styles

Hex Head

Order information
  • Minimum Order: Per Item 100M/Order USD 5,000
  • Branded Product, Buyer's Label Offered
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sales1@chanchinc.com

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Need Self-Drilling Screws That Eliminate Pre-Drilling for Steel Assembly?

Our ST3.5 self-drilling screws with integrated drilling points penetrate metal directly, cutting your assembly time by up to 50%. With C-1022 material construction and Phillips indented hex washer head design, you get dual-drive versatility for automated or manual installation. Contact us for samples tailored to your steel structure specifications and discover how our 30+ years of manufacturing expertise can optimize your production line efficiency.

With over 30 years of manufacturing expertise, Chan Chin C. Enterprise delivers consistent quality in every self-drilling screw, backed by ISO 14064-1:2018 and ISO 14067 certifications. This fastener is available with a minimum order of 100M per item (USD 5,000 order minimum), with branded product options and buyer's label services to support your OEM requirements. Our comprehensive quality control and continuous innovation commitment ensure you receive reliable fastening solutions that meet the demanding specifications of global construction and distribution markets.