Size | Drilling Range(Φ inch) | Hole | Height(mm) {Straight Flute} |
Height(mm) {Spiral Groove} |
Height of Shank (MM) | Shank Diameter(Φ inch) |
3/16-1/2 | 3/16,1/4,5/16,3/8,7/16,1/2 | 6 | 88 | 87 | 24 | 1/4 |
1/8-1/2 | 1/8,5/32,7/32,1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/32,1/2 | 12 | 75 | 75 | ||
1/4-3/4 | 1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4 | 9 | 73 | 72 |