DTH-RoX NS 177,8/10, Ring, Down the Hole Hammer, Non-Stop

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Product info

Non-Stop system for down the hole hammer

Robit® Non-Stop system is an advanced casing system that start to drill with a casing and then to continues beyond it without tool changes. No need to pull out the pilot bit and the drill string to replace it by a conventional down the hole bit. A single operation disconnects the pilot and the ring from the casing. The drilling can be continued free from the casing tube without losing the drilling diameter.

Casing OD (mm)	177,8
Casing OD (in.)	7
Casing Max Wall (mm)	10
Casing Max Wall (in.)	0.394
Ring bit ID (mm)	142
Ring bit ID (in.)	5.591
Ring bit OD (mm)	191
Ring bit OD (in.)	7.520
Pilot bit OD (mm)	152
Pilot bit OD (in.)	5.984
Hammer	5”
Product number	03-010-177-0055

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Compatible products

DTH-RoX NS 177,8/10

Casing Extension, Down the Hole Hammer, Non-Stop

DTH-RoX NS 177,8/10

Pilot, Down the Hole Hammer, Non-Stop

Related products

	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 NS 114,3/10	114,3	4 ½	10	0.394	82	3.228	124	4.882	92,5	3.642	3”	03-010-114-2381
DTH-RoX NS 139,7/10	139,7	5 ½	10	0.394	104	4.094	150	5.906	116	4.567	4”	03-010-139-0050
DTH-RoX NS 152,4/12,7	152,4	6	12,7	0.500	114	4.488	160	6.299	126	4.961	4”	03-010-152-0052
DTH-RoX NS 219,1/6	219,1	8 ⅝	6	0.236	186	7.323	233	9.173	197	7.756	6”	03-010-219-4530