10 Pcs 4.55mm High Speed Steel Drill Bits, Fully Ground 80mm Length Drill Bit T5 Designed with hex head

Designed with hex head

1mm is the inner diameter

Specificatuon:

With a drill tail

10 Pcs 4.55mm High Speed Steel Drill Bits, Fully Ground 80mm Length Drill Bit T5 Designed with hex headThe product is made of high speed steel. Smooth surface finish, long service life. Suitable for wood, malleable iron, aluminum, plastic, etc. Great replacement for your dull drill bit to improve work efficiency. Straight shank design is more suitable for many electric drills (here is not included). Specification: Shank Type: Round Shank Tool Flute Type: Spiral Twist Drill Bits Diameter: 5. 5mm 0. 22 inch Material: High Speed Steel Shank Diameter: 5.