1.HSS,straight shank Gold-P coated drills
2.right hand spiral
3.point angle:118, normal point
4.bright body ,top TiN coating
item name : HSS , straight shank Gold-P coated drills
colors:gold & white
specifications:
flute diameter:1.0~13.0mm
flute length:18~114mm
overall length:40~152mm
Flute geometry: Right hand spiral
Point angle: 118 degree, normal point
Surface treatment: Bright body TiN coating on working part
Application: Drilling in steel, cast steel alloyed and Non-alloyed, gray cast iron, graphite, malleable cast iron.
Hardness:
Material | Carbon Steel | Carbon Steel | Alloy Steel | Stainless Steels | Titanium Alloys | Alminum Alloys,Zinc Alloys | Magnesium Alloys |
Hardness |
| ~HRc23 | HRc23~24 | ~HRc23 |
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Strength | ~570N/mm² | ~830N/mm² | 830~1110N/ mm² | ~830N/mm² | ~410N/mm² |
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HSS, HSS Co8 Gold-P Drills also available.
