H,HD Jobber Drill
Part: #440A508
NAS Type B. Web construction is heavier than general purpose construction making these drills suitable for more demanding applications. Designed for efficient drilling in stainless steel and tougher ferrous materials. The 135ยบ split point reduces the thrust requirements and minimizes walking. Steam Oxide surface treatment for increased wear resistance & lubricity. size: H, length: 4.1/8, flute length: 2.7/8 size: H, length: 4.1/8, flute length: 2.7/8
- Letter
- High Speed Steel
- Black Oxide
- 135° Point
- Straight Shank