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Yesland 5pcs Hss Cobalt, Multiple Hole 50 Sizes High Speed Metal Step Drill Bit Set with Aluminum Case
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About Yesland 5pcs Hss Cobalt, Multiple Hole 50 Sizes
Package include 5 pcs hss cobalt which can replaces 50 individual drill bits. It can save a lot of space.Two-fluted design provides faster and smoother cutting. These step drill bit set are made of high speed steel with titanium coating - prolongs the sevice life and ensures easily cut through most sheet metal. Suitable for drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal. Specification： 1: 3/16-1/2 inch (3/16, 1/4, 5/16, 3/8, 7/16, 1/2） 2: 1/8-1/2 inch (1/8, 5/32, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2） 3: 1/4-3/4 inch (1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4) 4: 3/16-7/8 inch (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8） 5: 1/4-1-3/8 inch (1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8）
