Detailed Product Description 52pcs Tap & Die SetIncluding:12pcs Dies: 3x0.5mm, 4x0.7mm, 5x0.8mm, 6x1.0mm 8x1.25mm, 10x1.5mm, 12x1.75mm 1/4-20, 5/16-18, 3/8-16, 7/16-14 1/2-1324pcs Taps: Size as Dies12pcs Twist Drills: 2.5mm, 3.3mm, 4.2mm, 5mm 6.8mm, 8.6mm, 10.3mm, 13/16" 17/64", 5/16", 3/8", 27/64"1pc Die Handle1pc Tap Wrench: M3-M12 (1/16"-1/2")1pc T-Type Tap Wrench 1pc Screwdriver