5-1/5"Dry and Wet Diamond Core Drill Bit Set for Concrete Masonry 1-1/4” Threads

Our high quality 5-1/5" x 1' 4" Dry and Wet Diamond Core Drill Bit Set drill bit is perfect for use with electric core drills for drilling on granite, hard stone, concrete, reinforced concrete, and other hard surfaces. Its durable construction will ensure smooth operation of the drills. We also provide bits of other sizes to meet different drilling needs. Please note: This item is located in USA. Usually take 5-8 business days for deliver to your door by USPS, UPS, FedEx. Product Specifications: Size: 5-1/5" x 1' 4" Segment Height: 0.3" Threaded connection: 11/4” (1.25")