Place of Origin
Guangdong, China
Product name
Step Double-layer Big Head Adjustment Screw Machine Screws
Material
Carbon Steel,Stainless steel,Brass
Application
Connection, Fastening
Quality Control
100% quality insepected
Standard
GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc
Keyword
Thumb Screw, Tighten Screw, knurled thumb screw