8Pcs 3-5.2MM M43 Cobalt Twist Drill Bit Stainless Steel Metal Special Perforated Straight Handle

Features:

- Compared with high-speed steel drill bits, cobalt steel extends the tool life when drilling hard materials.

- Brand new and quality assurance.

- M35 cobalt high speed steel to obtain high hardness.

- Have high wear resistance and high toughness.

Specification:

Produce Name	Twist Drill Bit
Material	M43 Cobalt
Color	Golden
Size	3/3.2/3.5/4/4.2/4.5/5/5.2mm
Quantity	8pcs

Package Included:

1 Pc x	3mm Twist Drill Bit
1 Pc x	3.2mm Twist Drill Bit
1 Pc x	3.5mm Twist Drill Bit
1 Pc x	4mm Twist Drill Bit
1 Pc x	4.2mm Twist Drill Bit
1 Pc x	4.5mm Twist Drill Bit
1 Pc x	5mm Twist Drill Bit
1 Pc x	5.2mm Twist Drill Bit

More Detail: