Feature

●Product Name: Twist Drill Bit
●Material: M35 HSS with cobalt, titanium coated
●Parameter: Shank/Cutting Edge Diameter: 0.04 inch (1 mm); Cutting Edge Length: 0.5 inch (12 mm); Total Length: 1.3 inch (34 mm).
●Application: Suitable for stainless steel, copper, aluminum alloy, wood suits, and plastic
●Package Includes: 20 pcs Twist Drill Bits


Description

Description:
How to use the Twist Drill Bit:
When drilling, make sure the left and right blade edge of the drill is symmetrical
Observe spark uniformity during drilling, adjust pressure in time and pay attention to the bits cooling.
Note:
Mini twist drill bit is not for use with impact drills.
To avoid drill bit break, you need to use 1mm bit with pin vice.
Specifications:
Material: M35 high-speed steel (HSS-M35), with 5% cobalt
Surface treatment: titanium coating.
Color: Champagne
Type: N type 135°C