3pcs step bit Kulkoin
3pcs step bit
Kulkoin
Key Features:
3-Piece Versatile Set: Includes bits covering a full range of hole sizes from 4mm up to 32mm, suitable for various applications in electrical, plumbing, and metalwork.
Premium HSS Titanium Construction: Made from high-speed steel with a titanium nitride coating for enhanced durability, reduced friction, and longer tool life.
Self-Starting Split Point: The precision-ground split point tip eliminates the need for center punching, preventing bit walking for accurate starts.
Deburrs as You Drill: The unique step design automatically deburrs the hole during drilling, creating a smooth, clean finish safe for wiring.
Multi-Material Capability: Ideal for drilling clean, burr-free holes in sheet metal, aluminum, stainless steel, plastic, and wood.
Includes Storage Case: The set comes in a durable plastic case to keep bits organized and protected.
3/8″ Hex Shank: The 3/8-inch hex shank provides a secure grip in standard drill chucks and prevents slipping.








