Description

Walter 01M618 1-3/8 SST Prentice Drill is a heavy-duty, large-diameter drill bit designed for superior performance in portable drills, drill presses, and magnetic base drills with 1/2″ chuck capacity. Built with premium cobalt HSS, it ensures faster cutting, extended tool life, and maximum durability. The reduced shank and 3-flats shank design provide a secure grip to minimize slippage during demanding drilling operations.

Features:

Premium cobalt HSS construction for drilling hardened and tough materials.
Self-centering 135° split point reduces thrust and prevents walking.
Drills up to 30% faster than standard HSS bits.
Special bronze SST surface treatment for enhanced lubricity and extended life.
1/2″ reduced shank fits standard drill chucks.
3-flats shank design ensures secure grip and reduced slippage.

Benefits:

Increased productivity with faster, cleaner drilling.
Extended service life requiring fewer re-sharpenings.
Smoother operation with reduced thrust and minimized walking.
Reliable performance on portable drills, drill presses, and magnetic base drills.

Technical Specifications:

Model: 01M618
Size: 1-3/8″
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: Portable drills, drill presses, and magnetic base drills (1/2″ chuck capacity)