1Pcs 12 inch Dia Reduced Shank HSS Twist Drill Bit with a Storage Box (15.5mm)

Features: Adopted of 9341 highquality steel forging, and head is treated by quenching, which is high hardness and good wear resistance 135 degrees double back Angle design design makes cutting sharp 38 degrees big spiral Angle design, increasing the chip cutting groove Standard 12 inch round shank for wide applicability With a sturdy box for safe organize and storage Multiple drilling Diameter is available Specification: Name: 12inch shank 9341 steel twist drill Material: 9341 steel Handle diameter: 12 inch Size: 14mm,14.5mm, 15mm, 15.5mm(Optional) Weight: Approx.117g~129g4.1oz~4.6oz Package list: 1 x HSS Twist Drill Bit with box .Adopted of 9341 highquality steel forging, and head is treated by quenching, which is high hardness and good wear resistance 135 degrees Double back Angle design design makes cutting sharp 38 degrees big spiral Angle design, increasing the chip cutting groove Standard 12 inch round shank for wide applicability Multiple drilling Diameter is available