Drill Chuck Collet Set 05-32mm Quick Change Brass Cartridge Rotary Tool Bit Clamping Nut Adapter With Wrench Features: *M8x0.75mm drill chuck, construction design and built-in spring make our 3-jaw chuck more secure. *8mm Collet Nut: The collet nut is made of alloy steel material, wear-resistant and safer than other plastic materials. Used in conjunction with our brass collet chuck sleeves for improved accuracy and greater adaptability. *Multifunctional Replacement Chuck: This chuck features a reinforced design that ensures greater grip and stability, allowing you to quickly and accurately secure drills or other tools.The non-slip textured of the collet increases friction and makes the collet easier to tighten. *The collets are designed with precision machining and special heat treatments to provide excellent wear and for impact resistance, stability and reliability over long periods of time. *Wide Compatibility: The drill chuck kit fits most rotary tools on the market, allowing for quick accessory changes and increased efficiency without having to change rotary tools. Whether it's a drill, polishing wheel or cutting wheel, it's easy to handle. *Suitable for electric grinders, drills, extension flexible shafts, engraving machines and other polishing and sanding tools. *Full Chuck Chuck Set: 15 pieces in our set, including replacement keyless drill chuck 1pc, 2pcs metal collet nuts, 10pcs brass drill chucks, 1pc slim open-end spanner and 1pc L-wrench. Specifications: *Product Name:Drill Chuck Collet Set *Material: metal *Color: silver, black, gold *Size: As picture show *Quantity: 15pcs Package Contents: 1* Drill Chuck 2* Metal Nuts 10* Collets 1* Open-end spanner 1* L-wrench Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.