Irwin irwin 7 piece multifunction drill bit set
Designed for cordless low rpm multi purpose drilling in tests produced between 90 129 more holes per battery charge than leading competitors irwin cordless drill bits are ideal for drilling the most common materials including brickwork breeze block wood dry wall slate plastics sheet metal for rotary drilling only no hammerpercussion the perfect drill bit for drilling ceramic tiles doesn39t walk or fail even in hardened floor tiles unique four facet ground carbide tip for l