IRWIN 3016021 Jobber Drill Bit, 21/64 in Dia, 4-5/8 in OAL, Spiral Flute, 1-Flute, 21/64 in Dia Shan
High-speed steel with M-35, 5% cobalt, for higher heat and abrasion resistance; heavy-duty web construction for strength and durability. Split point begins drilling immediately, minimizing bit walk when used in applications such as metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated).
Specifications
- Applicable Materials
- Cast Iron Stainless Steel Titanium
- Cutting Direction
- Right Hand
- Diameter
- 21/64 in
- Finish
- Gold Oxide
- Flute Length
- 3-5/16 in
- Flute Type
- Spiral
- Grade
- M35
- Material
- Cobalt HSS
- Number Of Flutes
- 1
- Overall Length
- 4-5/8 in
- Point Angle
- 135 deg
- Point Type
- Split
- Shank Diameter
- 21/64 in
- Shank Length
- 1-1/3 in
- Shank Type
- Straight
- Manufacturer
- IRWIN TOOLS