19pcs 1.0-10mm HSS straight shank twist Twist Drill Bits Tool Set (Black)

Material: High-speed steel Size: 1mm / 1.5mm / 2mm / 2.5mm / 3mm / 3.5mm / 4mm / 4.5mm / 5mm / 5.5mm /6mm / 6.5mm / 7mm / 7.5mm / 8mm / 8.5mm / 9mm / 9.5mm / 10mm Size Inch: 1/25, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 1/16, 13/64, 7/32, 15/64,1/4, 5/16, 21/64, 23/64, 3/8, 13/32 Function: used on steel, wood, plastic etc Package Weight: Approx. 550 g / 1.2 pounds Package Size: Approx. 15 * 11 * 4 cm / 5.9 * 4.3 * 1.57 inch