HSS Stub drill bit Number 30 Sometimes referred to as Shortie Drills, stumpy drills, rivet drills or stubbie drills
Dimensions: - Cutting diameter: Number 30
- Overall length: 55mm
- Available individually
Features: - Fully ground
- High Speed Steel - HSS
- Straight shank
- Type n
- Short flute and short overall length for maximum rigidity in machine drilling
- Extremely resistant for heavy-duty work on automatic boring machines and turret lathes as well as for use in hand drills under extreme conditions
- Ideal for industrial application in thin sheet metals
- Also for drilling steel, cast steel, grey cast iron, malleable iron, sintered metal and low hardness alloyed materials