Extends drill bit life and improves efficiency: Increases work efficiency and extends drill bit life; combined with a giant cutter angle grinder for multispec grinding, making old drill bits again Effortless sharpening: Designed with user friendliness in mind; this angle grinder drill bit sharpener requires no special skills; simply fix it to your grinder and easily adjust the grinding angle Sharpening wherever you are: With its always ready for action feature and portable design, this drill bit sharpener ensures you can sharpen your tools on the go with ease Wide range of uses: Restores sharpness to speed steel, carbide, twist, and cobalt drill bits; accommodating diverse sizes and angles for prolonged performance Onsite metal fabrication use case: Restore dull HSS or cobalt bits to full performance before drilling steel or alloys, reducing downtime and keeping projects on schedule Construction site or field service use case: Sharpen drill bits at the job site to maintain productivity when workshop access is limited or unavailable DIY home workshop use case: Regularly refresh worn bits for woodworking and metal projects, extending tool life and ensuring clean, accurate holes