ラッパドリル
ラッパドリル
Product Description
| Thread size | #6, #7, #8, #10 (M3.5, M3.9, M4.2, M4.8) |
| Length | 3/4" to 9-1/2" (19 to 240mm) |
| Recess type |
Phil |
| Head type |
Bugle |
| Thread type |
Type BSD (general thread, single lead) |
| Point |
Drill point #2 or #3 |
| Finish | Phosphate (grey or black), Zinc Plated (clear / white / yellow), Coating (Geomet, Dacrotized, Ruspert etc.) Mechanically plated zinc-tin (Class 3 or Class 4) |
| Drill capacity | test steel plate thickness 1.6mm to 4.0 mm |
| Others | case harden required |
