After drilling to a depth of approximately 1/4 inch, stop hammer, remove guide plate and center pin, place core bit back into the grooved area and resume drilling to required depth of hole
Specs
Works With: 3" Core Bits (T3908)
Shipping Weight: 0.50 lbs.
Applications
Starting 3" holes
In The Box
One (1) 3" SDS-Plus Thin Wall Core Bit Guide Plate