5pcs HSS twist drill bit set in plastic box
5pcs HSS twist drill bit set in plastic box from drill bit factory in China
Polished flute of the drill bit for the most accurate hole dimensions and high concentricity.
Economical high speed steel drill bit for general drilling
The drill bit used in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.
Bright finished surface Hss drill bit packed in handy plastic box