brand new and high quality
Features:
Made of high-speed steel 4241 material which is and practical.
for for planks,fiber board,plywood,alumiumn board ,etc.
Suitable for , home and building/engineering using.
Drill Bit Set only,other accessories demo in the picture is not included.

Specification:
High-speed steel 4241
01 for Head Diameter: app.20.5mm/0.81in
02 for Head Diameter: app.16.5mm/0.65in
03 for Head Diameter: app.12.4mm/0.49in
04 for Head Diameter: app.10.4mm/0.41in
05 for Head Diameter: app.8.3mm/0.33in
06 for Head Diameter: app.6.3mm/0.25in
Optional Color: for Plating,snow
Optional Style: 1,2,3,4
Quantity: 1 Set(6Pcs)

Note:
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!