kwb Spiral Drill Bit Sharpening Attachment 0,247,5–3 mm
The kwb Spiral Drill Bit Sharpening Attachment is a precision tool designed for restoring the cutting edge of HSS spiral drill bits used in metalworking. It enables fast, repeatable sharpening without the need for specialized grinding skills.
Restores dulled HSS spiral drill bits to a sharp, ready-to-use cutting edge
Covers a drill bit diameter range of 3 to 10 mm for versatile workshop use
Compact and lightweight at 3,5 g, easy to store and handle in any toolbox
10 months manufacturer warranty provides long-term reliability and investment protection
What sets the kwb Sharpening Attachment apart
Unlike manual grinding methods, this attachment delivers consistent, repeatable results across the full 3,5–10 mm diameter range. The integrated guide ensures precise alignment of the drill bit, reducing setup time and eliminating guesswork. Built by kwb, a trusted brand in workshop tooling, the attachment is engineered for daily professional use.
Ideal for...
Metalworking professionals and workshop operators who regularly use HSS spiral drill bits in steel and other metals. The attachment is suited for maintenance technicians, toolroom staff, and anyone who needs sharp drill bits on site without sending them out for regrinding.
Application of the kwb Sharpening Attachment
Secure the attachment in a bench vise or drill press
Insert the dull drill bit (3.5–10 mm diameter) into the guide
Adjust the grinding angle according to the bit specification
Run the sharpening cycle and inspect the restored cutting edge
kwb is a German manufacturer specializing in workshop tooling and metalworking accessories. The brand is known for drill bits, sharpening equipment, and cutting tools designed for professional and semi-professional use. kwb products are distributed across European hardware and tool supply channels.
The kwb Spiral Drill Bit Sharpening Attachment covers a diameter range of 3.5 mm to 10 mm, suitable for standard HSS spiral drill bits used in metalworking.
Yes, the attachment is designed to be secured in a bench vise or drill press. It does not require a proprietary mounting system and fits standard workshop equipment.
The attachment is constructed from hardened steel with precision-ground guide surfaces, built for durability and repeated use in professional workshop environments.
The delivery includes one kwb Spiral Drill Bit Sharpening Attachment (3.5–10 mm). No drill bits or grinding stones are included.
kwb provides a 24-month manufacturer warranty on the sharpening attachment, covering material and manufacturing defects under normal workshop use.
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