Manufacturing Capabilities

Tek Screw with Strips

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Over 50 Years of Coating Screws & High Tensile Screws Manufacturer | Sen Chang

Sen Chang Industrial Co., Ltd., since 1968, is a CE certified screw manufacturer based in Taiwan.

ISO 9001 certified self tapping screw production processes and stainless steel screws and bolts with meticulous quality control. Screws and bolts including Machine Screws, Tapping Screws, SEMS Screws, Coating Screws and High Tensile Screws.

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

Manufacturing Capabilities

Manufacturing Capabilities Of Stainless-Steel Screws And Wires

Tek Screw with Strips
Tek Screw with Strips

We Provide Customers with Satisfactory Products and Services. Produce Per Customer’s Drawing & Samples or IFI, DIN, BS, JIS, ISO. If you don’t find the fastener you’re looking for, please give us a call or sending us an email, we will make it anyway.

Stainless Steel Screws
Diameter M1.6~M16 / #00~#5/8
Length 1/8”~12” / 3.175mm~600mm
(Per Customer Requested)

Stainless Steel Wires
Type: AISI 302HQ, 304, 305, 316, 410, 410H, 420, 430
Diameter: 0.60~25.00mm

Brass, Stainless Steel, Copper, Aluminum


  • Phillips
  • Slotted
  • Phillips Slot Combination
  • Square / Phillips Combination
  • 6 Lobe / Hexagon (Security Screw)
  • POZI
  • Square Drive
  • Hexagon
  • One way
  • Per Customer Requested

Head Styles

  • Round
  • Pan
  • Flat
  • Ind. Hex & Hex Washer
  • Oval
  • Truss
  • Fillister
  • Binding
  • Button

Thread Type

  • Tapping Screw
  • Machine Screw
  • Chipboard Screw
  • Decking Screw
  • Thread Rolling Screw
  • High-Low Thread Forming Screw
  • Plastite

Socket Fasteners

  • (High Tensile Screw Available, A2-90, A2-100, A4-90, A4-100)
  • Socket Cap Screws
  • Low Head Socket Cap Screws
  • Button Socket Cap Screws
  • Flat Socket Cap Screws
  • Shoulder Bolts

Main Products & Miscellaneous Screws

  • Security Screws
  • Nails
  • Socket Set Screw-Cup Point
  • Combo Screws
  • DIN7995 Assembled with Washers
  • Special Sems
  • Drywall Screws
  • PHIL / SLOT Side Walk Screws
  • Special Screws with Thread in Triangular Shape
  • CSK SQ Drive #2 Chipboard 4 Ribs Coarse Thread
  • Thumb Screws with Shoulder and without Shoulder
  • Square Drive Deck Screws-bugle Head, Type 17 Cutting Point
  • Screws with High Thread and Low Thread Combined Together
  • Special Screws with Thread Angle 30 Degree and Root in “V” Shape
  • Hex Head Self Tapping Screws 304 S/S High Tensile, Torsion and Hardness
  • Chipboard Screws
  • Wood Screws-Phillips and Slotted
  • Self-Drilling Screws
  • Special-Coating Screws
  • Coarse (DEEP) Thread Screws
  • Special Window Screws
  • Head Painted Screws
  • Drive Screws Round Head Type T-U