14 Piece M3-M10 High Speed Steel 3-In-1 Tap & Drill Kit

14 Piece M3~M10 High Speed Steel 3-In-1 Tap/Drill Kit ~ Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time. ~ Can be used to tap up to 10 guage steel, copper, brass, aluminum and plastic. ~ Back tapered design helps prevent thread damage from over-drilling. ~ One-piece drill/tap assures proper drill for tap size. ~ Made of high speed steel for longer life. ~ Includes 6 combinaition drill, tap & countersinks, 1 high torque tested quick-change adapter, 6 quick change CRV steel bits and a case. ~ Thread range is M3 X 0.5, M4 X 0.7, M5 X 0.8, M6 X 1.0, M8 X 1.25 & M10 X 1.5. ~ CRV bits are Slot3, Slot4, PZ1, PZ2, PH1 & PH2.