201 3125 – 5/16″ HSSCo Jobber drill

SKU: 201 3125 Category:

Description

Material: Cobalt
Overall length: 4.5 inch
Drill diameter: 0.3125 inch (5/16)
Drilling length: 3 inch
Manufactured from high speed steel cobalt makes these drills harder and tougher than standard high speed steel jobber drills.
This allows for greater longevity, combined with a 135 degree split point, these are an excellent choice for general drilling applications.