BitS
BUTTON BIT
Bestma manufactures are experts in designing and producing all types of button bits. We specialize in producing tungsten carbide bits for better cutting power and faster penetration speed.
OVERBURDEN BIT
ROCWING 240 is a concentric overburden bit for a hard formation rock bed. Because of the enclosed structure, Rocwing bits display efficient and powerful performance in ground drilling jobs.
OTHER Various Bits
Additional various bits we carry.