#57 (.0430") Screw Machine Drill Bit, High Speed Steel
Model #: SMRN-57
Price: $0.52
Description: #57 HS Screw Machine Drill, 0122-0286
- Size: 57
- Flute Length: 1/2"
- Overall Length: 1 3/8"
- Decimal Equivalent: .043"
- Short length drill bits, often used in screw machines.
Often called "stub drills".
Shank is the same diameter as cutting diameter.
High speed steel.
Please note: Screw Machine Drill bits may be bright finished or black oxide, depending on stock.