STONEGO 10PCS/25PCS/50PCS Cobalt Drill Bit Set Straight Shank Twist Drill Bits for Precision Metal and Woodworking Projects, High Durability and Sharpness

Feature:
- It made of high speed steel,high hardness,good wear resistance and durability.
- High hardness,good wear resistance and durability.
- Has a heavy-duty spiral flute design that produces fast chip ejection.
- High working efficiency, perfect punching effect and long using life.
- Suitable for drilling holes in wood, walnut, Bodhi seed, etc.
 
Specification:
Material:HSS
Bits sizes(optional) :
10pcs(0.8-3.0mm):0.8/1.0/1.2/1.5/1.8/2.0/2.2/2.5/2.8/3.0(mm)
25pcs(0.5-3.0mm):0.5x5/ 0.6x5/ 10x3/ 1.2x2/ 1.5x2/ 1.8x2/ 2.0x2/ 2.35x2/ 3.0x2(mm)
50pcs(1.0-3.0mm):1.0x10/ 1.5x10/ 2.0x10/ 2.5x10/ 3.0x10(mm)
Length:29-59mm, 22-60mm, 33-60mm
 
Package included:
10pcs Twist Drill Bits
or
25pcs Twist Drill Bits
or
50pcs Twist Drill Bits