Steel Dragon Tools® 5-Piece 1.5in. to 5in. Dry Diamond Core Drill Bit Kit with Hex SDS Adapters and Case Steel Dragon Tools five-piece dry diamond core drill bit kit for drilling holes in block, brick, concrete, and other materials. Bit sizes included: 1-1/2 in. (38 mm), 2 in. (51 mm), 4 in. (102 mm), 4-1/2 in. (114 mm), and 5 in. (127 mm).All core bits are 6-inches in length with 10 mm laser-welded split segments and 13/16-inch female threads. Includes 0.400 x 8 in. removable tapered pilot drill bit, SDS adapter with 13/16-inch male threads, hex adapter with 13/16-inch male threads, drift key, and aluminum carrying case.Factory conforms to ISO-9001-2000 Quality Control Systems and ISO-14001-2004 Environmental Systems.Specifications:Bit Sizes: 1-1/2 in., 2 in., 4 in., 4-1/2 in., 5 in. Drilling Depth: 6 in. All bits feature 13/16-inch female threads. 1-1/2 in. x 6 in. dry core drill bit with three (3) laser-welded split segments. 2 in. x 6 in. dry core drill bit with five (5) laser-welded split segments. 4 in. x 6 in. dry core drill bit with nine (9) laser-welded split segments. 4-1/2 in. x 6 in. dry core drill bit with 10 laser-welded split segments. 5 in. x 6 in. dry core drill bit with 11 laser-welded split segments. Extension Size: 8 in. x 1-1/8 in. extension with 13/16-inch female threads. 10 mm segment height for improved operating life. 6-inch barrel height and 7-inch overall height. Removable tapered pilot drill bit (0.400 x 8 in.). SDS adapter with 13/16-inch male threads. Hex adapter with 13/16-inch male threads. Includes drift key and aluminum case with foam to protect drill bits.This product is designed and manufactured by Steel Dragon Tools®.
