Masonry Holdware Carbide SDS Plus Concrete Review

High Strength Material: Concrete drill bit is made of carbon steel material and carbide tip, can avoid breakage, resist wear, oxidation and corrosion. SDS-Plus Drill Bits Set of 9: Rotary drill bits included 5mm (3/16 in), 2 pcs 6mm (1/4 in), 2 pcs 8mm (5/16 in), 10mm (3/8 in), 12mm (1/2 in), 14mm (9/16 in), 16mm (5/8 in). Shank Type: SDS plus shank; Length: 160mm (6-5/16 in). Structure Design: Designed with Cross type Carbide Tip Head, allows it fast and efficiently remove drilling dust and debris, ensure penetration. Double U-shaped flute design cleans debris out fast, reduced wear. Slotted Drive System: SDS (or Slotted Drive System) bits for hammer drills/rotary hammers allow the bit to slide in the chuck and enhance the hammering action of the tool. Shank size is approximately 3/8" (10mm) in diameter, with 2 open drive slots and 2 closed retentions shots. Widely Used: Concrete drill bits set is fully compatible with All SDS-Plus Rotary Hammer Drill, like BOSCH, Dewalt, MAKITA, Milwaukee, etc. Best for drilling holes in concrete, brick, stone and masonry.