Electroplate bonded diamonds for optimum diamond life for drilling to depths of about 1/2'.
Nickel Plated: Reduces bit friction and heat build-up and inhibits rust.
Tip Lubrication Hole: Provides optimum tip lubrication by allowing water flow in and out of bit.
Core Extraction Hole: Special holes in back of the 'Bell' allow easy removal of cores or plugs.
Not designed for use on concrete, masonry, metal or for use with impact hammer drills.

Technical Details

Size (LWH): 2 inches, 2 inches, 0.2 inches
Product Details
Product Dimensions: 2 x 2 x 0.2 inches
Package Dimensions: 2 x 2 x 0.2 inches
Shipping Weight: 0.02 pounds (View shipping rates and policies)
ASIN : B001AN1O60