DTH Bits

Hammer Size (Inches)		Shank Type Options	DTH Bit Size Range (Dia)
Inches	MM		Inches	mm
2	51	BR 2	2 3/4 – 3 3/4	70 – 95
3	76	DHD 340, Prisma 3	4 1/8 – 5 1/8	105 – 130
4	102	Prisma 4, PRV 4,COP 44, QL40, M 40, RH 500	4 1/8 – 5 1/8	105 – 130
5	127	COP 54 Gold, DM 500, QL50, DHD 350	5 1/8 – 6	130 – 152
6	152	QL 60, DHD 360, RH 500	6 1/2 – 8	165 – 203
8	203	M 80, QL 80	8 1/2 – 9	216 – 229