Set of 4 Glass Drill Bits Diamond Coated Core Drill Bits Hole Saws
Set of 4 different diameter and includes sizes: 1/8", 1/4", 3/8" and 1/2".
These diamond coated core drill bits remove a complete circle from the glass or other materials and only need water for lubrication.
Can be used with a standard electric drill.
( GLS - 239 )