It is a product to improve the friction force and tensile force of the joint part by producing the washer part of the screw bolt (S.D.S) widely. It is mainly used in area where the punching part is wide, such as hanger door bracket.
Diameter: 3.5mm – 4.2mm Length: 16mm – 100mm Head type: Bugle head/Countersunk head Material: c1022 Steel heated/hardened Finish: Black/grey phosphate, yellow zinc plated, blue zinc plated and others Drive recessed: Philips,...
Diameter: 3mm – 6mm Length: 25mm – 120mm Head type: flat/countersunk head, pan head, Double Flat head, wafer head, CSK with 4(6) ribs Material: Carbon steel...
Diameter: M1.2-M30, #2-1" Length: 2.5mm~150mm Material: Stainless steel 304 $ 316, Carbon steel 8.8, 10.9, 12.9 Standard: DIN551, DIN553, DIN913, DIN914, DIN915, DIN916, DIN916K Finish: Plain, Zinc Plated (clear /...
Diameter: ST2.9-ST8 Length: 9.5mm-300mm Material：Stainless steel & Carbon steel Finish: Phosphate (grey or black), Zinc Plated (clear / white / yellow), Coating (Geomet,...
Standard：ISO15480, DIN7504 Diameter: ST2.9-ST8 Length: 9.5mm-300mm Material：Stainless steel & Carbon steel Finish: Phosphate (grey or black), Zinc Plated (clear / white / yellow), Coating...
Diameter: ST2.9-ST6.3 Length: 9.5mm-300mm Material：Stainless steel & Carbon steel Finish: Phosphate (grey or black), Zinc Plated (clear / white / yellow), Coating (Geomet,...
