Types: | Dry (without hole), Wet (With Hole for Water Flushing) |
Thread Type: | M16, ½ BSW |
Size: | 27mm, 29mm, 30mm, 32mm |
Tip Types: | Coal or Stone |
Make: | SDC |
Other Names – Roof Bolting Drill Bit, 27mm Coal Drill Bit, 27mm Stone Drill Bit, SDC 27mm Drill Bits.