3"-8" dth hammer DHD, COP model 4"-8" quick hammer High drilling rate Low air consumption Quality products good price

With yeas of experience, now Zhongrui can manufacturer the best qualith DTH drill bit, DTH hammer. Now we can supply 90mm-254mm(3.5"-10") DTH hammer, 340,350,360,380, COP44, COP54, COP64, COP84 , 3"-8" DTH hammer, 340,350,360,380 4",5",6",8" quick hammer with very good price and service.

No.	Model	Outside diameter		Length (without bit)	Weight (without bit)	Working pressure	Impact frequency	Air consmption	Thread connection	Match bit
		mm	inch	mm	kg	Mpa	hz	m3/min		mm
1	ZRC80Z	81	3	869	23	0.7-1.4	16-18	6-10	T48*10	90-110
2	ZRC100G	99	4	1046	42	1.0-2.5	27 (at 1.7Mpa)	6-15	API(2 3/8)" REG	110-135
3	ZRC100G-A	99	4	985	38	1.0-2.5	30 (at 1.7Mpa)	6-14	API(2 3/8)" REG	110-135
4	ZRC130G	125	5	1226	75	1.0-2.5	25 (at 1.7Mpa)	9-23	API(2 3/8)" REG	135-155
5	ZRC130G	125	5	1226	76	1.0-2.5	25 (at 1.7Mpa)	9-23	API(2 3/8)" IF	135-155
6	ZRC130G	125	5	1226	78	1.0-2.5	25 (at 1.7Mpa)	9-23	API(3 1/2)" REG	135-155
7	ZRC130G-A	126	5	1105	67	1.0-2.5	28 (at 1.7Mpa)	7-19	API(2 3/8)" REG	135-155
8	ZRC130G-A	126	5	1105	68	1.0-2.5	28 (at 1.7Mpa)	7-19	API(2 3/8)" IF	135-155
9	ZRC130G-A	126	5	1120	70	1.0-2.5	28 (at 1.7Mpa)	7-19	API(3 1/2)" REG	135-155
10	ZRC150G	136	6	1392	105	1.0-2.5	23 (at 1.7Mpa)	10-28	API(3 1/2" REG	152-203
11	ZRC150G	136	6	1376	105	1.0-2.5	23 (at 1.7Mpa)	10-28	API(2 3/8)" IF	152-203
12	ZRC150G-A	143	6	1238	100	1.0-2.5	25 (at 1.7Mpa)	9-26	API(3 1/2)" REG	152-203
13	ZRC180G	181	8	1545	205	1.0-2.5	20 (at 1.7Mpa)	15-34	API(4 1/2)" REG	195-254