WD12250-29PCS Fully Ground Twist Drill Bits Set
29PCS Twist Drill Bits Set contains (1/16"-1/4")x1/64" sizes drill bits
Titanium coated surface give the drill bits nice looking plus longer life
The drill bits are packed in robust plastic box
WD12250-29PCS Fully Ground Twist Drill Bits Set
Fully ground twist drill bits are titanium coated with 135 split point tip, other surface treatment is available with request.
The 135 split point tip of the drill bits prevent from skating or walking when start to drill on the workpiece
This kind of twist drill bits are ideal for drilling on mild steel, copper, Aluminum, Zinc alloy etc.
Material: High Speed Steel, HSS4341, M2, M35 are available
| D(inch) | L1(inch) | L(inch) |
|---|---|---|
| 1/16 | 7/8 | 1-7/8 |
| 5/64 | 1 | 2 |
| 3/32 | 1-1/4 | 2-1/4 |
| 7/64 | 1-1/2 | 2-5/8 |
| 1/8 | 1-5/8 | 2-3/4 |
| 9/64 | 1-3/4 | 2-7/8 |
| 5/32 | 2 | 3-1/8 |
| 11/64 | 2-1/8 | 3-1/4 |
| 3/16 | 2-5/16 | 3-1/2 |
| 13/64 | 2-7/16 | 3-5/8 |
| 7/32 | 2-1/2 | 3-3/4 |
| 15/64 | 2-5/8 | 3-3/7 |
| 1/4 | 2-3/4 | 4 |
| 17/64 | 2-7/8 | 4-1/8 |
| 9/32 | 2-15/16 | 4-1/4 |
| 19/64 | 3-1/16 | 4-3/8 |
| 5/16 | 3-3/16 | 4-1/2 |
| 21/64 | 3-5/16 | 4-3/4 |
| 11/32 | 3-7/16 | 4-5/8 |
| 23/64 | 3-1/2 | 4-7/8 |
| 3/8 | 3-5/8 | 5 |
| 25/64 | 3-3/4 | 5-1/8 |
| 13/32 | 3-7/8 | 5-1/4 |
| 27/64 | 3-15/16 | 5-3/8 |
| 7/16 | 4-1/16 | 5-1/2 |
| 29/64 | 4-3/16 | 5-5/8 |
| 15/32 | 4-5/16 | 5-3/4 |
| 31/64 | 4-3/8 | 5-7/8 |
| 1/2 | 4-1/2 | 6 |
