[High Quality] Made of high quality tungsten carbide, with reinforced head, high hardness, not easy to break and bend, surface anti-rust treatment, long service life [Multi-Grinding Bit Head] Multi-grinding sharp edges provide high drilling speed even in hard materials, are 85% faster than standard bits, U-shaped groove provides good chip removal [Triangular Shank] The triangular design of the shank helps the hand electric drill clamp the drill bit, prevent slipping and wandering, suitable for most hand electric drills [4 Sizes] 4 different sizes masonry drill bit, 4 x 6mm (1/4"), 2 x 8mm (5/16"), 2 x 10mm (3/8"), 2 x 12mm (1/2"), different sizes for different uses [Applicable] Ideal for most materials in interior design work, metal, glass, ceramic tiles, wood, ceramics, stone, concrete, bricks, etc. (When drilling hard materials, please use water for lubrication)
Availablity: 3-5 days
Free shipping & return for orders over $200