麻花钻 [机] twist drill ; [机] fluted twist drill ; twist drill

剑麻钻桶 Stool with Sisal Pipe

金钻麻 Golden Diamond Grain

麻花钻头 [机] auger bit ; [机] twist bit ; Twist Drill ; auger-drill head

红钻麻 Red Diamond Grain

锥柄麻花钻 taper shank twist drill ; taper drill

直柄麻花钻 straight shank twist drill ; parallel shank twist drill

啡钻麻石 Baltic brown

直柄麻花钻头 straight shank twist bit ; Straight shank twist drills