DTH HOLE OPENERS diameter 4-1/2" to 6-1/2" and shank QL60.

Hole Opener diameter 4-1/2" to 6-1/2" and shank QL60
Head size: 10" diamter
Pilot hole size: 6 pilot hole, 8 pilot hole
Rope thread: Rope thread
Shank: DHD380,QL60

EMAIL

High performance DTH Hole Openers manufactured in Bloom.

Infinity stock a large range of DTH hole openers that are suited to drilling for Oil & Gas, Geo-thermal & Waterwell, Construction, Directional Drilling and Mining.

Bit diameter range for 6″ to 20″ in different pilot hole diameters with an excellent selection of industry standard shanks.

PREVIOUS： R32-51 Threaded Cross Bit NEXT：R32-64mm Retrac Threaded Cross Bit