***STOCK PHOTO FOR REFERENCE ONLY*** Wensilon Set 12inch Concrete Drill Bit kit Cross-Type Double Thread Carbide Material Suitable for Concrete, Brick, Cement Walls, Stone, Hammer Drill Bits for Concrete

Additional Details from the Manufacturer

This item information is coming from the manufacturer. Some of the details may vary from the Nellis Auction listing. Please check the Quality Rating and Notes for information specific to this listing

More features

• SIZE INTRODUCTION:The total length is 12 inches, the actual effective length is 10 inches. The set includes 7/32''x12'', 1/4''x12'', 5/16''x12'', 3/8''x12'', 7/16''x12'', 1/2''x12'', 9/16''x12''.
• Alloy Cutter Head: The harder cross cutter is easier and more efficient for drilling work.
• Material: High-strength alloy steel is made by Wensilon, very hard.
• Ripple design: double line of drill bit design, drilling and punching is faster, stone powder is easier to peel off from the wall.
• Compatible with most brands of impact drills on the market