1.drill tip pcd 2.TC & PCD 3.drilling 4.kinds of diameter 5.end thread dia 16 & 14mm

metal Drilling Bit:

1.drill tip pcd 2.TC & PCD3.drilling4.kinds of diameter5.end thread dia 16 & 14mm

R25N, R32N, R32S, R38N, R51L, R51N, T76N, T76S

Various shapes of bits for various rock formations will be available according to customers requirements.

Thread type	Description	Size	Weight kg/pc	type	remark
R25N	Cast cross bit	R25/42MM/X	0.35	X	for sand and gravel
		R25/51MM/X	0.38	X
	steel cross bit	R25/42MM/EX	0.30	EX	for loose to medium dense conditions with small boulders
		R25/51MM/EX	0.40	EX
	TC cross bit	R25/42MM/EXX	0.35	EXX	for soft to medium rock formations
		R25/51MM/EXX	0.45	EXX

machined kinds of alloy steel bit drill tip pcd