Handree 3Pcs Step Drill Bit Set, M35, Hex Shank , TiAIN Finish Flute Type(N) wood and plastic

wood and plastic

1-1/8"(29mm)

and screwdriver

flat head screwdrivers and gauges to find and carve the exact threading

DRILL BIT SIZES: 1/16"

Handree 3Pcs Step Drill Bit Set, M35, Hex Shank , TiAIN Finish Flute Type(N) wood and plasticSKU: JH105003 TiALN COATING: TiAIN coating has excellent characteristics such as high hardness, high oxidation temperature, strong adhesion, small friction coefficient and low thermal conductivity. THREE FLUTES STEP DRILL BIT: Ordinary step drill bits are prone to deflection during cutting, but three flutes step drill bits are more stable. The service life of three flutes step drill bit is twice as long as that of ordinary step drill bits; the