Bosch
โณPrice
$78.99
3PCS Premium HSS & M35 Cobalt Spiral Step Drill Bit Sets (1/4"-7/8"), TiAlN Coated for Superior Durability, Cone Drill Bit for Sheet Metal, Stainless Steel, Aluminum, Wood, Plastic and DIY Projects
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$78.99
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1
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About this item
- โ VERSATILE 3PCS SET - Includes three step drill bits with varying sizes: #1 (1/4" - 5/16" - 3/8" - 7/16" - 1/2"), #2 (1/4" - 9/32" - 5/16" - 11/32" - 3/8" - 13/32" - 7/16" - 15/32" - 1/2"), and #3 (5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16"- 7/8"). These metal drill bits come in a box so they can be storage well.
- โ PREMIUM M35 HSS - Constructed from M35 high speed steel with 5% cobalt content, these step drill bits offer exceptional durability and superior cutting performance, even on tough materials like stainless steel (๏ผ1mm).
- โ ADVANCED TIALN COATING - The Titanium Aluminium Nitride (TiAlN) coating ensures high hardness and excellent wear resistance, extending the lifespan of the drill bits and maintaining sharpness for longer periods.
- โ 118ยฐX TYPE OPENINGS DESIGN - Designed with a spiral flute for smooth, clean drilling and enhanced chip removal. Achieve precise holes effortlessly, reducing the need for multiple drill bits.
- โ IDEAL FOR DIY & PROFESSIONAL USE - Whether youโre a DIY enthusiast or a professional, this step drill bit set is perfect for various applications, including drilling in sheet metal, aluminium, copper, wood, plastic, and more. Not only can it enlarge holes, but it also deburrs, chamfers, and cutting.
- โ COMPATIBLE WITH VARIOUS DRILLS - 1/4"(6.35mm) Hex shank design eliminate slipping in drill chuck, these step drill bits are compatible with a range of drilling tools including bench drills press, impact drills, and hand drills, making them a versatile addition to your toolkit.
- โ KIND TIPS - To prevent overheating and potential damage to the drill bits, always use cutting oil or spraying water during operation. Proper cooling extends the life and efficiency of the bits.
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
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Excellent
4.5 average rating
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Sigalit
๐ฎ๐ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
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Verified buyer
๐ฆ๐บ ยท November 2025
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The package was here in Australia from England in a few days โ so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1โ2 of 10 reviews
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