ALFA CO50117 – Cobalt M42 Jobber Drill, 5/16″ Dia. x 3-3/16″ FL x 4-1/2″ OAL (12pk)

ALFA CO50117 – Cobalt M42 Jobber Drill, 5/16″ Dia. x 3-3/16″ FL x 4-1/2″ OAL

Made of heat-resistant Cobalt M42 (8% cobalt) high-speed steel, these drills maintain their cutting ability at the elevated temperatures encountered when drilling hard, high-tensile strength materials.

Features

Cobalt M42 (8% cobalt) HSS for heat resistance

135 split point for self-centering & quick penetration

Straw gold finish for identification

Ideal for stainless steel, titanium & high-tensile alloys

Specifications

Part Number	CO50117
Drill Diameter	5/16″
Flute Length	3-3/16″
Overall Length	4-1/2″
Material	Cobalt M42 HSS
Finish	Straw Gold
Point Angle	118
Country of Origin	Made in USA
Decimal Equivalent	.3125