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(149118 ratings)
IRWIN 63121 Jobber Drill Bit, 21/64 in Dia, 4-5/8 in OAL, Spiral Flute, 21/64 in Dia Shank, Cylinder Shank
SKU
ORG6009740
by IRWIN
$39.18 /6EACH
Delivered in 2-4 business days
Out of stock
- Constructed of M-35 5% cobalt high-speed steel for super abrasive resistance in tough metals
- Heavy-duty spiral flute design produces faster chip ejection
- Shorter cutting lips reduce torque for drilling in high tensile strength materials
- 135 deg split point reduces feed pressure for easier penetration without work hardening and tip point ensures a true start and eliminates bit walking
- For tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel
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Category: Driving Bits
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).
| Applicable Materials | Hard Steel Stainless Steel Titanium |
|---|---|
| Cutting Direction | Clockwise |
| Diameter | 21/64in |
| Finish | Gold Oxide |
| Flute Length | 3-5/16in |
| Flute Type | Spiral |
| Grade | M35 |
| Material | Cobalt HSS |
| Overall Length | 4-5/8in |
| Point Angle | 135deg |
| Point Type | Split |
| Shank Diameter | 21/64in |
| Shank Length | 1-1/3in |
| Shank Type | Cylinder |
| Download PDF File |
| Brand | IRWIN |
|---|---|
| Weight (lbs) | 0.1000 |
| UPC | 042526631214 |
| MPN | 63121 |
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