Master Mechanic, 15/64" x 3-7/8", High Speed Steel With Cobalt Drill Bit, 135 Split Point Design With 4 Cutting Edges Allows Quick Penetration & Eliminates Walking, 8% Cobalt Content Provides Heat Resistance & Delivers Maximum Cutting Efficiency At Temperatures In Excess Of 1000° F. Recommended For Drilling In Hard Metals Such As Heat Treated Steel, Stainless Steel, Chrome, Manganese Steel Plus Titanium & Armor Plate, Carded.
- High Speed Steel with Cobalt
- 135 Split Point Design
- 4 Cutting Edges
- Recommended for Drilling Hard Metals
