PLATINUMEDGE Step Drill Bits Set, 5 Pcs High Speed Steel Step Drill Bit for Sheet Metal, 50 Step Sizes Hole Drilling, Double Flute Cutting Blades, Nitride Black Coating and Polished, Storage Box

Features

• PREMIUM STEP DRILL BIT: Each step bit is constructed of industry grade 4241 HSS with nitride black coating and polished, ensures superior durability and cutting performance
• DOUBLE-FLUTE DESIGN: Double cutting blade design guarantees a faster and smoother cutting, allowing particles to escape easily
• STEP BITS WITH MULTIPLE DRILL SIZES: 5PCS-50sizes - Bit #1 (6 Steps): 3/16"-1/2"; Bit #2 (9 Steps): 1/4"-3/4";Bit #3 (13 Steps): 1/8"- 1/2"; Bit #4 (12 Steps):3/16"- 7/8"; Bit #5 (10 Steps):1/4" - 1-3/8"; Just 5 pieces to meet all your needs
• STURDY STORAGE BOX: Stored in a sturdy plastic box with a clear lid that you can find the drill at a glance
• WIDLY APPLICATION: Strength to punch and drill clean holes; Great for steel sheets/ aluminum sheets/ copper board and many other types of sheet metal with ease countersunk; Suitable for Home DIY, and General Building/ Engineering Use