11.8mm Dia. High Speed Steel Straight Shank Spiral Twist Drill Bits for Auto Car

11.8mm Dia. High Speed Steel Straight Shank Spiral Twist Drill Bits for Auto Car

Description:  

• Twist drill bit with straight shank, sharp spiral groove.
• Used widely to drill the metal, high-carbon steel,stainless steel, is easy to install.
• Sharp and twisted flute will make the drilling be more easy and effortless.
• The twist drill bit is used with electrical drilling machine(here is not included).
• Can be used as Drilling Tool for cars, vehicles, motorcycles etc.

How to Use Twist Drill Bits:

• Ensure the left and right cutting edges of the drill are symmetrical when drilling.
• Observe the uniformity of the spark while drilling, adjust the pressure in time, and pay attention to the cooling of the bit.

Package Include:

• 1 x Twist Drill Bit