DTH Nova 139.7-5.6, Ring, Down the Hole Hammer, Single-use

Browse catalogues in the media bank.

Products > DTH Nova > Small diameter

< >

Product info

Single-use system for down the hole hammer

Ideal for overburden that is thick and full of boulders
Enables easy, fast, and reliable drilling process in all conditions
Available for all the common down the hole hammers
Designed for all applications where the casing is left in the ground
Highly suitable for the drilling of both water wells and thermal wells

Casing OD (mm)	139,7
Casing OD (in.)	5 ½
Casing Max Wall (mm)	5,6
Casing Max Wall (in.)	0.220
Ring bit ID (mm)	116,0
Ring bit ID (in.)	4.567
Ring bit OD (mm)	161,0
Ring bit OD (in.)	6.339
Pilot bit OD (mm)	127,0
Pilot bit OD (in.)	5.020
Hammer	4"

Contact us

Compatible products

DTH Nova 139.7-5.6

Pilot, Down the Hole Hammer, Single-use

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
Order code	mm	in.	mm	in.	mm	in.	mm	in.	mm	in.
DTH Nova 114.3-5	114,3	4 ½	5,0	0.197	91,0	3.583	135,0	5.314	102,0	4.016	3 ½"
DTH Nova 168.3-6	168,3	6 ⅝	6,0	0.236	142,0	5.591	191,0	7.520	155,0	6.102	5"
DTH Nova 193.7-6	193,7	7 ⅝	6,0	0.236	168,0	6.614	216,0	8.504	180,0	7.087	6"
DTH Nova 219.1-6	219,1	8 ⅝	6,0	0.236	192,0	7.559	241,0	9.488	205,0	8.071	6"
DTH Nova 273-8	273,0	10 ¾	8,0	0.315	242,0	9.528	304,0	11.969	255,0	10.039	8"
DTH Nova 323.9-8	323,9	12 ¾	8,0	0.315	281,0	11.063	350,0	13.780	305,0	12.047	8"