DHD380 Bit - Flat Face - 8" - Ballistic
Used for general purpose drilling, the flat face design is considered effective in very broken ground as well as hard formations that tend to overdrill.
Minimum Hole Size (in) |
7.875 |
Number of Splines |
8 |
Height of Foot Valve Above Strike Face (in) |
1.950 |
Length of Shank (in) |
13.780 |
Running Surface Diameter |
n/a |
Diameter (in) |
8 |
Carbide Insert Gauge (in) |
10 x 3/4 |
Carbide Insert Face (in) |
8 x 3/4 & 4 x 5/8 |
Carbide Type |
Ballistic |
Weight (lbs) |
108 |