Specification Brand : Lytool BulletPoint1 : Durable M35 Cobalt Steel – Crafted from premium M35 cobalt steel, these step drill bits are impact-resistant and built to last, cutting smoothly through stainless steel, plastic, aluminum, and more with minimal wear BulletPoint2 : Versatile 3-Piece Imperial Set – Includes sizes from 1/8" to 7/8" across 3 bits(34 TOTAL STEP SIZE: Includes 3 piece drill bits with 1/8" - 1/2", 1/4" - 3/4", 1/8" - 7/8"), perfect for tasks like HVAC ductwork, plastic enclosures, or any home DIY project requiring precise diameter expansion BulletPoint3 : Four Spiral Flute Design – Our advanced spiral flute step drill bits ensure fast chip removal and reduced heat, drilling like a hot knife through butter – perfect for smooth, round holes every time BulletPoint4 : Made for Professionals & DIYers – Whether you're an electrician, metal fabricator, or weekend DIY enthusiast, these step drill bits offer unmatched control and precision for panel installs, automotive metal work, and custom builds BulletPoint5 : Quick Change Hex Shank – Designed with a secure 1/4"" hex shank, these step drill bits fit tightly into standard drills, preventing slippage and making them ideal for maintenance workers and hobby machinists Color : Silver CuttingAngleString : 135 degrees FinishType : Black Oxide GpsrSafetyAttestation : 1 IncludedComponents : Step Drill Bits, Storage Case IsValueStoresItem : 1 ItemName : Lytool 3-Piece M35 Cobalt Step Drill Bits Set, 1/8"-7/8", 1/4" Hex Shank Four Spiral Flute Unibit for Metal, Stainless Steel, Aluminum, Wood, Plastic, for DIYers, Electricians, Fabricators ItemPackageDimensions_Height : 2.8 centimeters ItemPackageDimensions_Length : 12.2 centimeters ItemPackageDimensions_Width : 8.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : metalworking-and-multipurpose-drill-bit-sets Manufacturer : Lytool Material : Alloy Steel Material1 : High Speed Steel (HSS) Material2 : Titanium-coated Steel ModelNumber : SD87330 NumberOfFlutes : 2 NumberOfItems : 3 NumberOfPieces : 1 PartNumber : SD87330 ProductDescription : Transform your drilling capabilities with this versatile step drill bit set, perfect for both metal and wood applications. Step drill bits feature a unique design with multiple diameter steps on a single bit, allowing you to drill different hole sizes without changing tools. These precision-engineered bits create clean, burr-free holes and work efficiently through sheet metal, plastic, and wood materials. The stepped design helps prevent walking and allows for easy hole enlargement. Each bit in the set is clearly marked with size graduations for accurate drilling. The durable construction ensures long-lasting performance in both professional workshops and DIY projects. These bits excel at tasks like installing electrical boxes, creating pilot holes, and general fabrication work. Save time and storage space by replacing multiple conventional drill bits with this comprehensive step drill bit set. ProductSiteLaunchDate : 2025-04-09T07:26:16.296Z Size : F SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Metal, Wood SurfaceRecommendation1 : Aluminum SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Plastic SurfaceRecommendation4 : Wood SurfaceRecommendation5 : Cast Iron UnitCount : 3 UnspscCode : 27111700