Galison supplies forged collar steel in both 22mm and 25mm hex. This steel can be either 108mm or 159mm shank length. Common sizes range from 330mm to 1200mm for roof bolting applications to 4m lengths for granite quarries.
Galison supply a large range of extension rod equipment for mechanised mining to customers.
Forged collar drillsteel with short shanks for roof bolting applications.
Galison supply the full range of taper bits from 28mm to 42mm diameter.
Galison Drilling make both 22mm and 25mm rubber collared drillsteel.