CSPARKV 16Pcs Mandrel Compatible with, Rotary Tool Accessories, 0.8mm to 3.2mm Replacement 4486 Quick Change Chuck, Replacement 4485 Brass Collet Metal Nut

【Versatile Mandrel】The mandrel set is compatible with rotary tools and ideal for light accessories, including carbide burrs, sanding drums, polishing wheels and cutting discs.

【Quick-change Mandrel】Built-in springs prevent accessories from falling or flying off during use, providing excellent stability. The quick-change chuck can accommodate various accessories from 1/32" to 1/8".

【Metal Nut】Made of metal, it is sturdy and stable. The plastic nuts on the market often break during use, but the all-metal nuts solve this quality problem very well. They are more durable and safer than plastic materials.

【Brass Collet】Made of high-quality brass, it is strong and durable. The collet chuck provides a great improvement in accuracy and holds bits more firmly. Not only does it remain stable at high speeds, but it also increases work efficiency.