Diamond Hole/Core Drill Bits 1/8" to 6"

Professional Quality 7/8" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 6" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 5/8" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 5/16" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a hex shank for good chuck grip and knock-out hole in the body for easy spent plug removal. The heavy and deep layer of diamond coating enables this...

Professional Quality 5" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 4-1/2" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes...

Professional Quality 4" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 3/8" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 3/4" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 3/16" Diameter Diamond Plated Drill Bit. Our Standard WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200...

Professional Quality 3-3/4" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes...

Professional Quality 3" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 26mm Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 2-3/4" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes...

Professional Quality 2-1/8" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes...

Professional Quality 2-1/2" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes...

Professional Quality 2" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...

Professional Quality 1/4" Diameter Diamond Plated Drill Bit. Our WGS diamond coated drill bits have a knock-out hole in the shank for easy spent plug removal. The heavy and deep layer of diamond coating enables this bit to drill up to 200 holes when...