1 Piece High Speed Steel 1/2 Drill Straight Shank Twist Metal Drill Bit 20mm

Description:

Made of high speed steel construction for proven capability and durability.
Twist design: increases cutting speed with self-centering and prevents walking, clears chips and particles faster
Suitable for all kinds of stainless steel, ordinary steel, angle iron, aluminum, copper, wood and other materials drilling.
For precise drilling, electronic assembling, tool making, model making, jewelry engraving, and hobbies.
Set includes: 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm

Specification:

Material: high speed steel

Size Chart:

Size: 14mm/0.55inch, 15mm/0.59inch, 16mm/0.55inch, 17mm/0.63inch, 18mm/0.71inch, 19mm/0.75inch, 20mm/0.79inch

Package Includes:

1 Piece Twist Drill Bit