5Piece Masonry Drill Bits Kit 1/8"-1/2" for Concrete Stone Carbide Tile Brick

Concrete Drill Bit Set, 10pcs Masonry Drill Bits Set Carbide Tip for Glass, Brick, Tile, Concrete, Plastic and Wood with size 3/16” (5mm),1/4” (6mm), 5/16” (8mm),3/8” (10mm), 1/2” (12mm).

This listing for one set of 10Pcs Concrete Drill Bit Set

NEW DESIGN: U-shaped drain groove, spiral handle design, easy to remove chips during work, smoother drilling. 10 pcs drill bit set with 5 different sizes: that is3/16” (5mm),1/4” (6mm), 5/16” (8mm),3/8” (10mm), 1/2” (12mm) fit your different needs.

EXQUISITE CRAFTSMANSHIP: The surface of the drill bit is treated by fine polishing, and the new electroplating process can prevent the drill bit from rusting and prolong its life of the drill bit.

HIGH-QUALITY HARD ALLOY: The cutter head is made of cemented carbide. Hardness up to 45HRC, and Triangular cutter head resistance is smaller. And it can improve work efficiency, has higher hardness than an ordinary drill bit, and is more wear-resistant.

NON-SLIP 1/4 HEX SHANK: 1/4 hex shank which makes the electric drill tighter and not easy to slip Making it safer to use

WIDELY USED: It can be used for drilling walls, bricks, wood, glass, tiles, stainless steel, concrete, etc. Remember to add water or coolant when drilling.

10PCS Concrete /Ceramic Tile Dill Bit Dimension:

3PC 3/16” (5mm)(Dia) x 98mm(L)
3PC 1/4” (6mm) (Dia)x 98mm(L)
2PC 5/16” (8mm) (Dia)x 117 mm(L)
1PC 3/8” (10mm) (Dia) x 118mm(L)
1PC 1/2” (12mm) (Dia) x 120mm(L)