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【Complete 28‑Piece Rotary Tool Accessory Kit】Package includes 2pcs 4486 3‑jaw keyless chucks, 20pcs brass collets (10 sizes, 2 pcs each), 4pcs nickel‑plated nuts, standard wrench and L‑shaped wrench, satisfies daily replacement needs for rotary tools.
【10‑Size Precision Brass Collets】Collet sizes range from 0.5mm‑3.2mm (1/32"‑1/8"), firmly grip shanks of drill bits, polishing wheels and carving accessories. **Note: Collets are not size‑marked; sort them by actual diameter before use**.
【4486‑Style 3‑Jaw Quick‑Change Chucks】Anti‑slip knurled surface enables fast bit swapping without frequent collet replacement. Maintains stable clamping performance under high‑speed rotation for engraving, grinding and polishing tasks. Do not over‑tighten.
【Wear‑Resistant Metal Construction】Collets are made of premium brass, chucks of alloy material and nuts with nickel‑plated finish. Anti‑corrosion and anti‑deformation, delivers long‑term service life for frequent DIY and hobby projects.
【Wide Compatibility for Rotary Tools】Works for most corded & cordless rotary multi‑tools. Ideal for home DIY, model‑making, wood carving, jewelry polishing, drilling and surface buffing repair work.
