kwb 9 Piece Professional Bi Metal Hole Saw Set, Vario Tooth Design, 8% Cobalt, Includes Voltage Tester, Ø 20, 30, 35, 40, 51 & 68 mm

EFFICIENT CUTTING: Progressive Vario tooth design accelerates chip ejection and cutting. LONG-LASTING: High-performance HSS-CO teeth with 8% cobalt alloy for extended lifespan. COMPLETE SET: 9-piece kit for craftsmen includes 6 pro hole cutters, 2 pilot drills with centering bits, and a voltage tester (150 - 250 V, 70 x 3 mm). VERSATILE USAGE: Suitable for steel, cast iron, stainless steel sheets, wood, plasterboard, and non-ferrous metals. DIMENSIONS: In the 9-piece Bi-Metal Hole Saw Set are the diameters: 20, 30, 35, 40, 51 & 68 mm, Manufacturer: kwb