Steel Dragon Tools three-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)， 2.5 in. (63 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.
Steel Dragon Tools diamond core drill bits have a one (1) year warranty against manufacturer defect. Factory conforms to ISO-9001-2000 Quality Control Systems and ISO-14001-2004 Environmental Systems.
Specifications:
- Bit Sizes: 1-1/2 in.， 2 in.， 2-1/2 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.
- 2.5 in. x 6 in. dry core drill bit with nine (9) 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.
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