It strengthens the drill bit area and the thread area to penetrate the thick steel plate like H beam, and it enhances the surface corrosion degree through the zinc coating. Excellent for discharging chips and penetration.
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,...
