Part NO.3076T3813D
Bit Diameter: 64mm/( 3 1/2 inch)
Flushing hole:4 hole
Buttons:10
Rock Class:Hard rock and medium hard rock
Button bit design:Flat face,Drop center
Length of drill rod:1525mm-6100mm (MM and MF)
Tungsten carbide (Buttons): Ballistic
Applications: Bench mining