5 Pack Step Drill Bit, Step Drill Bit with Titanium Coating for Steel Wood Plastic Brass Aluminum PVC Coated Double Slot Taper Cutter Drill Bit

General Description The 5-piece step drill bit set is designed to precisely drill various materials such as wood, plastic, aluminum, copper, stainless steel and other types of sheet metal. Made from high speed steel with a titanium coating, these drill bits provide long-lasting performance and excellent wear resistance. Thanks to their innovative design, they enable fast and efficient drilling while minimizing chips and burrs.Technical Specifications Material: High speed steel with titanium coating Shank type: Triangular (TRI-FLAT) to prevent slipping Sizes and steps: #1: 3/16" to 1/2" (6 steps: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2") #2: 1/8" to 1/2" (13 steps: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2") #3: 1/4" to 3/4" (9 steps: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4") #4: 1/4" to 1-3/8" (10 steps: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8") #5: 3/16" to 7/8" (12 steps: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8") Padded protective aluminum case included Use These drill bits are ideal for home DIY and general construction work. They allow different holes to be drilled or enlarged without having to constantly change drill bits, saving time and improving efficiency.Other information Automatic deburring of holes when drilling Cobalt coating for a more uniform and cooler cut Size is laser engraved for increased precision