Price is for 3 pieces Not sold individually Onishi Kogyo Co., Ltd. Excellent sharpness and made in Japan Can be used with an impact driver. Features: Made of HSS steel with excellent abrasion resistance. Can be attached to impact drivers and other models with forward/reverse rotation, allowing for easy screw hole processing. Spiral grooves discharge chips upwards. For forming screw threads and repairing damaged screw threads Caution: Cannot be used with power tools other than those with forward/reverse rotation. ※Always use tapping oil. Complies with RoHS directive (10 substances). Repair of damaged threads Thread forming Repair of damaged screw threads Drill driver 12mm bolt 1 2mm screw Tapping Threading Drill bit Tapping die Tool Cannot be sold individually.