Drill Chuck Collet Set for Dremel, 1/32" to 1/8" Replacement 4486 Drill Keyless Bit Chuck Shank Rotary Tool Quick Change Adapter with Replacement 4485 Brass Quick Change Rotary Drill Nut Tool Set

Why choose high-quality brass collet and all-metal nuts? Most of the collets used in the market are made of aluminum alloy. This material is soft and easy to wear and tear, so we use a better quality brass material. For plastic nuts, they will break during use, and the all-metal material solves this quality problem very well. Compatible with all Dremel rotary tools and Dremel flex shaft. But except discontinued Models 1, 2, and Series 1 or earlier of discontinued Models 260, 270 and 280. • Quick change keyless chucks holds various accessories with 1/32” to 1/8” shank sizes. Pay attention to measure the contrast size before buying. • 3-jaw chuck compatible for all Dremel cordless and corded rotary tools(including drill bits, sanding drums, polishing wheels and other light-duty accessories） • One-piece structure design, alloy material, sturdy and durable, more safer than plastic models. The 3-jaw chuck is well-made, and the built-in spring is stable and durable. • There are eight sizes of brass 4485 collet for you to choose: 0.8mm, 1.2mm, 1.5mm, 1.8mm, 2.0mm, 2.4mm, 3.0mm, 3.2mm. Please confirm the size you actually need before buying. • This keyless chuck provides a big improvement in precision and holds these tiny bits far more securely and in better alignment with the rotation of the tool, under high-speed rotation, it not only maintains stability but also improves work efficiency