DTH-RoX MU 168,3/10, Ring, Down the Hole Hammer, Multi-use

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Multi-use system for down the hole hammer

In some overburden drilling applications the casing has to be removed from the ground. This sets higher requirements on the durability of the equipment. Double groove design* in the casing shoe and the best materials available guarantee that Robit® Multi-Use system does not fail even in the most difficult conditions. Robit® Multi-Use system is available for all the common DTH hammers.

Casing OD (mm)	168,3
Casing OD (in.)	6 ⅝
Casing Max Wall (mm)	10
Casing Max Wall (in.)	0.394
Ring bit ID (mm)	129
Ring bit ID (in.)	5.079
Ring bit OD (mm)	178
Ring bit OD (in.)	7.008
Pilot bit OD (mm)	146
Pilot bit OD (in.)	5.748
Hammer	5’’
Product number	03-011-168-0086

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DTH-RoX MU 168,3/10

Pilot, Down the Hole Hammer, Multi-use

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	Casing OD	Casing OD	Casing Max Wall	Casing Max Wall	Ring bit ID	Ring bit ID	Ring bit OD	Ring bit OD	Pilot bit OD	Pilot bit OD	Hammer	Product number
Order code	mm	in.	mm	in.	mm	in.	mm	in.	mm	in.
DTH-RoX MU 114,3/10	114,3	4 ½	10	0.394	78	3.071	122	4.803	92,5	3.642	3’’	03-011-114-0064
DTH-RoX MU 127/10	127	5	10	0.394	95	3.740	138	5.433	105,2	4.142	3 ½’’	03-011-127-2407
DTH-RoX MU 139,7/10	139,7	5 ½	10	0.394	104	4.094	147	5.787	117,5	4.626	4’’	03-011-139-0075
DTH-RoX MU 152,4/10	152,4	6	10	0.394	115,8	4.559	159,5	6.280	130,6	5.142	4’’	03-011-152-0079
DTH-RoX MU 177,8/10	177,8	7	10	0.394	142	5.591	191	7.520	155	6.102	5’’	03-011-177-0094
DTH-RoX MU 193,7/10	193,7	7 ⅝	10	0.394	154	6.063	204	8.031	172	6.772	6’’	03-011-193-0097
DTH-RoX MU 219,1/12,7	219,1	8 ⅝	12,7	0.500	172	6.772	229	9.016	196	7.717	6’’	03-011-219-0105
DTH-RoX MU 273,0/12,7	273	10 ¾	12,7	0.500	211	8.307	286	11.260	243	9.567	8”	03-011-273-0117
DTH-RoX MU 323,9/12,7	323,9	12 ¾	12,7	0.500	257	10.118	338	13.307	293	11.535	8”	03-022-323-0124
DTH-RoX MU 355,6/12,7	355,6	14	12,7	0.500	305	12.008	368	14.488	326	12.835	8-12”	03-022-355-2467