Hammer grab

Hammer grab

Hammer grab is working with the crane with “free fall” function, which has been used for piling or drilling by the gravity. It is perfectly suitable for the drilling in casing tube with our casing oscillator.

Tool type

Single rope pulley grab with/without teeth.

Inquiry

Model No.	Casingdiameter(mm)	D1JawDiameter(mm)	D2BodyDiameter(mm)	Jawcapacity(L)
HG-500	620/540	480	480	45
HG-640	750/670	600	480	50
HG-690	800/720	600	480	65
HG-770	880/800	750	630	80
HG-790	900/820	750	630	85
HG-890	1000/920	750	630	125
HG-970	1180/1100	950	630	130
HG-990	1200/1120	950	630	156
HG-1170	1300/1220	1050	630	300
HG-1360	1500/1400	1340	1200	500
HG-1530	1600/1500	1460	1400	700
Other size is available upon request

The above spec is subject to change without notice, please confirm with us before give the order.

Hammer Chisel

We have two different hammer chisel as follows:

A.Cross Chisel

B.Round Chisel with a cross insid

Diameter of casing tube (mm)	Working diameter (mm)	Length of chisel (mm)	Weight (kg)
620	510	3500	1850
750	640	3500	2400
800	690	3150	2550
880	770	3150	2700
1000	890	3000	3300
1080	970	3000	3600
1180	1070	3500	5000
1300	1190	3500	5200
1500	1370	3500	7000
1800	1640	3500	8000
2000	1840	3850	10000
2500	2200	4000	12000
3000	2700	4000	18000