Description

Walter 01M604 1-1/16 SST Prentice Drill is a heavy-duty, large-diameter drill bit engineered for high performance in portable drills, drill presses, and magnetic base drills with 1/2″ chuck capacity. Built with premium cobalt HSS, it delivers exceptional durability, faster cutting speeds, and longer life. The reduced shank design and 3-flats shank ensure a secure grip, preventing slippage during demanding applications.

Features:

Premium cobalt HSS construction for drilling tough and hardened materials.
Self-centering 135° split point minimizes thrust and reduces walking.
Drills approximately 30% faster than standard HSS bits.
Special bronze SST surface treatment enhances lubricity and tool life.
1/2″ reduced shank for compatibility with standard chucks.
3-flats shank design prevents slippage under heavy loads.

Benefits:

Extended service life with fewer re-sharpenings required.
Faster drilling speeds increase productivity and efficiency.
Smoother drilling with reduced thrust requirements.
Delivers accurate, burr-free holes in challenging materials.
Compatible with portable drills, drill presses, and mag base drills.

Technical Specifications:

Model: 01M604
Size: 1-1/16″
Type: SST Prentice Drill Bit
Material: Premium cobalt HSS
Point Angle: 135° self-centering split point
Shank: 1/2″ reduced shank with 3 flats
Application: For portable drills, drill presses, and magnetic base drills (1/2″ chuck capacity)