平身钢凿 Flat Steel Chisel

凿钢 Chisel Steel

凿子钢 Chisel Steel

钢扁凿 Steel Chisel

长凿钢 Jumper Steel

铁及钢板桩法凿井 [矿业] Iron And Steel Sheet Piling

钢凿承托 stump

凿岩钎钢 Rock Drill Steel

钢缆凿井法 cable system