Xian Mager Machinery International Trade Co., Ltd.
Xi'An Mager Machinery International Trade Co., Ltd. Quality Is Life
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Double ended
Each drill has a double end and is ground with a standard 60 degree angle.
Center and spotting drills are traditionally used to make a conical hole for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking.
Used for producing center holds in components or work pieces with require machining between centers.
Plain Type 60° Included Angle, Left Hand & Cobalt
| SIZE NO. | BODY DIA. | DRILL DIA. | DRILL L'GTH | OAL |
| 1 | 1/8 | 3/64 | 3/64 | 1-1/4 |
| 2 | 3/16 | 5/64 | 5/64 | 1-7/8 |
| 3 | 1/4 | 7/64 | 7/64 | 2 |
| 4 | 5/16 | 1/8 | 1/8 | 2-1/8 |
| 5 | 7/16 | 3/16 | 3/16 | 2-3/4 |
| 6 | 1/2 | 7/32 | 7/32 | 3 |
| 7 | 5/8 | 1/4 | 1/4 | 3-1/4 |
| 8 | 3/4 | 5/16 | 5/16 | 3-1/2 |
| 9 | 7/8 | 11/32 | 11/32 | 3-5/8 |
| 10 | 1 | 3/8 | 3/8 | 3-3/4 |
5PC. SET Includes size #1 to #5
Plain Type 82°&90° Included Angle, High Speed Steel
| SIZE NO. | BODY DIA. | DRILL DIA. | DRILL L'GTH | OAL |
| 1 | 1/8 | 3/64 | 3/64 | 1-1/4 |
| 2 | 3/16 | 5/64 | 5/64 | 1-7/8 |
| 3 | 1/4 | 7/64 | 7/64 | 2 |
| 4 | 5/16 | 1/8 | 1/8 | 2-1/8 |
| 5 | 7/16 | 3/16 | 3/16 | 2-3/4 |
| 6 | 1/2 | 7/32 | 7/32 | 3 |
| 7 | 5/8 | 1/4 | 1/4 | 3-1/4 |
| 8 | 3/4 | 5/16 | 5/16 | 3-1/2 |
