They work like advertise only one who play and I wish the screw was a little bit bigger
Works as expected
Works as expected
Works as expected





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Boost your grinding and shaping efficiency with the SpeTool Carbide Rotary Burr Set, specially engineered for aluminum and other non-ferrous materials.
High-Grade Tungsten Carbide – Delivers sharp cutting edges and long-lasting durability.
Single-Cut Aluminum Geometry – Ensures rapid stock removal with reduced chip loading.
Versatile Applications – Perfect for aluminum, plastic, zinc, and other non-metallic materials.
Precision & Stability – Vibration-free operation for smoother finishes and better control.
Universal Fit – 1/4" shank compatible with most die grinders and rotary tools.
Complete 4-Piece Kit – Includes SA-3NF, SC-3NF, SD-3NF, and SF-3NF burr shapes for different cutting needs.
Ideal for metalworkers, fabricators, and DIY enthusiasts who demand speed, accuracy, and long tool life.