Forged collar drillsteel with short shanks for roof bolting applications.
Galison can supply a range of threaded bits from R25 to GT60 bits of various diameters and button configurations.
Galison Drilling make both 22mm and 25mm rubber collared drillsteel.
Galison supply the full range of taper bits from 28mm to 42mm diameter.
Galison supplies forged collar steel in both 22mm and 25mm hex.