eBay
Specifications: Segment height: 10mm Bit Diameter * Bit Length: 51mm (2") x 370mm, 76mm(3") x 370mm, 102mm(4") x 350mm , 120mm(4.7") x 350mm Thread size: M22 Feautres: Excellent choice for all type of general drilling Ideal for plumbers, electricians or general contractors Application: Intended for drilling hard concrete, block, brick, masonry, and the like materials It is suitable for drilling and coring of reinforced concrete, brick wall drilling, air conditioning installation, pipe, road signs drilling, expressway and other outdoor projects. This product is tested, thickness of 220mm cement block, inside four 14mm steel bar, play through about need 4 minutes, can play 40 holes. Hand-held drilling machine need 3-4 minutes to play through the brick wall (only for reference,.
eBay
Rhinestones: In the use of the process must be added water, should be drilled to dig core engineering, the proposed matching fixed or hand-held drilling rig. Intended for drilling hard concrete, block, brick, masonry, and the like materials.
eBay
Carbon brush is consumable parts of all types of polisher. they need to be replaced when they are exhausted, other polisher stop working. (a) 1 Piece of 4" to 5" (110V, 5/8"-11 Thread, 1000-6500 RPM adjustable, 800 Watt, water feed accessories included ) New Version Wet Variable Speed Polisher.
eBay
30 drill bit. -coated hole saws are suitable for drilling holes in jewelry, gemstones, glass, marble, tiles or granite. Adding water when using a grinding head can improve life. Suitable for jade carving, stone carving, bone carving, glass carving.
eBay
M14 Diamond Drill Bit for Porcelian Tile Marble 6-110mm 12pc Adapter Chamfer Bit. M14 Diamond Drill Bit Set Hole Saw Kit Drilling Bit Chamfer Bit Ceramic Tile. Diamond Hole Saw Cutter 11pcs/box Drill Bit M14 Grinder for Tile Ceramic Marble.
eBay
5-16mm Vaccum Brazed Diamond Dry Drill Bits Hole Saw Cutter for Granite Marble Ceramic Tile Glass. Hole dirll size: 5/6/8/10/12/14/16mm. Shank: Round Shank. Diamond Length: 8mm With cooling wax Application: For drilling granite,marble, masonry, concrete, tile,ceramic, glass, hard plastic. Feature: Wax inside for cooling, Dry drilling without water.
eBay
Concrete, Masonry, Blocks, etc. 5/8 3/4" 7/8" 1" 1-1/8" 1-1/4" 1-3/8" 1-1/2" Diamond Core Drill Bit for Concrete[1-5/8"]. Materials and applications: Industrial-grade diamond dry drill is widely used in many fields.
eBay