• Our high quality 110x400mm 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. • Delivery includes 1X diamond core drill bit. Size: 110 mm X 400 mm Segement Height: 7 mm Threaded connection: 1 1/4 (1,25'')
eBay