5-Piece Cobalt Coated M2 High-Speed Step Bit Set

Are you tired of changing bits every time your hole diameter needs to be different? THIS STEP BIT SET CAN DRILL 50 DIFFERENT SIZES! Advantages of Step Bits: These step bits can be used for plastics and laminates, wood, particleboard, plywood, acrylic, fiberglass, sheet metal, aluminum, and galvanized steel  You can utilize the laser-engraved reference marks on each bit  for superb convenience and accuracy, ideal for drilling large and small-diameter holes Step bits are designed to accommodate many specific purposes, resulting in increased efficiency among various tasks. Durability among various materials. Short length for easier maneuverability  Faster drilling No need for multiple different twist bit sizes  Features:  M2 high-speed steel for longer service life Cobalt coated to reduce friction and keep drill bits cooler while cutting Special design on the top of the drill bit; no need to centre punch 3-sided (TRI-FLAT) shank will not slip in your drill's chuck This set rep