Metal drill made of HSS steel, wood drill made of CV steel and masonry drill with soldered-in carbide plate Twist drill set with 3 drills each in the diameter sizes: 4, 6, 8 mm Combi-drill set contains drills for processing different materials, e.g. stone, wood, plastic, metal kwb drills can be safely stored in the robust storage box after use Perfect drill assortment for do-it-yourselfers and ambitious do-it-yourself craftsmen, ideal for renovation work (article number: 109154), Weight: 0.4078551847 Pounds, Manufacturer: kwb