Drilling bit
Specifications
Bit Shank Style | Bit Head Size Range (inch) | Face Design |
FOR VALVED HAMMER |
|
|
JCR 2' | 2.5'-3' | Flat, convex, concave |
JCR 3' | 3.5'-5' | Flat, convex, concave |
JCR HP 45 | 4.5'-5.5' | Flat, convex, concave |
JCR D16 | 6'-8' | Flat, convex, concave |
JCR D17 | 8'-11' | Flat, convex, concave |
FOR VALVELESS HAMMER |
|
|
JCR | 4.75'-6' | Flat, convex, concave |
Jet 55 | 5.5'-8' | Flat, convex, concave |
Sj 60 | 6'-7.5' | Flat, convex, concave |
Sj 65 | 6.5'-7.5' | Flat, convex, concave |
Sj 70 | 7.5'-8' | Flat, convex, concave |
Sj 80 | 8'-14' | Flat, convex, concave |
Jet 100 | 10'-14' and 16' | Flat, convex, concave |