DHD35-IR35 Bit - Flat Face - 3-1/2" - 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
|
3.5
|
|
Number of Splines
|
|
8
|
|
Height of Foot Valve Above Strike Face
|
In
|
2.300
|
|
Length of Shank
|
In
|
7.126
|
|
Running Surface Diameter
|
In
|
n/a
|
|
Diameter
|
In
|
3-1/2
|
|
Carbide Insert Gauge
|
In
|
6-7/16
|
|
Carbide Insert Face
|
In
|
6-7/16
|
|
Carbide Type
|
|
Ballistic
|
|
Weight
|
lbs
|
11
|
