¡¼extral long length¡½Bits are 150mm(about 5.9~6.3 inchlong, provides better stability and balance during quick to ensure position is intact.
¡¼long cutting ¡½The extra long cutting (88-100mm) allows you using these bits to drill deep holesshape tips can make the drilling easier and more effortless.
¡¼5 sizes¡½This extra long drill bits set has 5pcs in 2mm, 3mm, 3.5mm, 4mm, 5mmOD.
¡¼high-speed steel¡½These long drill bits are made of high-speed steel for high hardness and durability,more abrasion and than other metal materials.
¡¼application¡½HSS General Length Drill Bits are widely used for drilling, such as metal, wood, etc.
