Mellbree Keyless Drill Chuck Collet Set for Dremel 1/32"-1/8" (0.8mm-3.2mm) | All-Metal Brass Collets & Nut

• 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.
• 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.
• 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.
• 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.
• This replacement brass collet 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.
• The package contains: 1 x shank rotary tool accessories keyless chuck. 8pcs brass 4485 collet (0.8mm, 1.2mm, 1.5mm, 1.8mm, 2.0mm, 2.4mm, 3.0mm, 3.2mm) and 2pcs metal change collet nuts.

• Select the Correct Collet — Choose the appropriate brass collet from the set (0.8mm to 3.2mm) that matches the shank size of your accessory bit. Ensure the bit fits snugly into the selected collet.
• Insert Collet into Chuck — Place the selected collet into the keyless chuck. Ensure it is seated properly and aligned with the chuck's internal mechanism for a secure fit.
• Attach Chuck to Rotary Tool — Screw the keyless chuck assembly onto the threaded end of your Dremel rotary tool or flex shaft. Hand-tighten securely to ensure it is firmly attached.
• Insert Accessory Bit — Insert the shank of your accessory bit into the collet. Tighten the chuck by hand or with a wrench (if applicable) to firmly grip the bit and prepare for operation.

Typical situations where Mellbree Keyless Drill Chuck Collet Set for Dremel 1/32"-1/8" (0.8mm-3.2mm) | All-Metal Brass Collets & Nut helps — illustrative scenarios, not customer reviews.