SUN CHEN FASTENERS INC.
Products

Screws & Bolts

SEMS Screws
SEMS Screws
PRODUCT SPECIFICATION

SEMS Screws

Washer Combinations / Types / Standards / Materials / Surface Finishes
Washer Combinations
Flat Washer Split Lock Washer Tooth Lock Washer Conical Washer
Types / Head Styles
Pan Head Flat Head Hex Head Hex Washer Head
Standards
DIN 6900 JIS B1187 JIS B1188 ASME B18.13
Materials
Carbon Steel Stainless Steel
Surface Finishes
Zinc Plated Yellow Zinc Plated Black Oxide Nickel Plated
From your specification to final production.
Fully customized according to customer drawings, samples, or specifications.
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Sun Chen Custom Sourcing Process
B
MOQ & Lead Time
Made-to-order production. Minimum order and lead time vary depending on product specifications.
Sun Chen Quality Control Process
Quality control throughout sampling and production.
Quality requirements are coordinated throughout sampling and production to ensure products meet customer specifications.
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PRECISION RELIABILITY CUSTOMIZATION
Sun Chen Fastening Solutions
TAIWAN QUALITY · GLOBAL TRUST
Build Your Next
Fastening Solution
From standard fasteners to made-to-print components, Sun Chen delivers reliable sourcing support, consistent quality, and flexible manufacturing solutions for global customers.