8pcs 1/2 Inch Round Shank HSS Twist Drill Bit Set

Description 8pcs 1 2 Inch Round Shank HSS Twist Drill Bit SetSpecification Material HSS High Speed Steel Twist Drill Bit Length Approx 15cm 5 9 Round Shank Diameter Approx 12 7mm 1 2 Twist Flute Length Approx 8cm 3 15 Flutes Diameter 9 16 5 8 11 16 3 4 13 16 7 8 15 16 1 Quantity 8pcs set Features For general using drilling in wood aluminum malleable iron plastic etc Material for high speed steel 4241 higher wear resistance toughness and bending resistance Increase the notch chip more smoothly drilling fast Sharp head through a special grinding edge to speed up the punching speed Full grinding process the surface is more smooth more smooth notch processed products less burr Package Included 1 x 9 16 Twist Drill Bit1 x 5 8 Twist Drill Bit1 x 11 16 Twist Drill Bit1 x 3 4 Twist Drill Bit1 x 13 16 Twist Drill Bit1 x 7 8 Twist Drill Bit1 x 15 16 Twist Drill Bit1 x 1 Twist Drill Bit Notice 1 Please allow a bit error due to manual measurement please make sure you do not mind before you bid 2 The color may have different as the difference display pls understand More Details