Features:
Size: drill bit diameter: 3mm/4mm/5mm; blade length: 48mm/60mm/70mm.
Suitable for a plate in wood, plastics, aluminum, and iron, wall excluded.
Made of high-speed steel, which is wear-resistant and durable.
A 135-degree blade design makes it convenient to remove chips.
With a 1/4 hex handle, it will not slip out of your hands easily.
Any problems, feel free to contact us. Honor to serve you!

Specifications:
Name: hex shank drill bit
Quantity: 15pcs
Color: black
Material: steel
Size: drill bit diameter: 3mm/4mm/5mm
total lenth: 8cm/9.3cm/10.4cm

Package information:
Size: 179g
Weight: 12*7.5*1.5cm

Package list:
1 set* hex shank drill bit
Note: * There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding.