Product Name: Keyless Chuck Universal Chuck for Electric Grinder
Product Description: This keyless chuck universal chuck is designed for electric grinders. The 7×0.75/8×0.75 refers to the outer diameter of the Dremel grinding machine shaft, which is either 7mm or 8mm. The 0.75 represents the screw thread pitch of 0.75mm. If your Dremel grinding machine shaft outer diameter measures 7mm or 8mm, this product is suitable for you.
Specifications: The chuck is made of a combination of plastic and metal. The short chuck size is 1.8×1.4cm (L x W), while the long chuck size is 2.2×1.1cm (L x W). The inner diameter is 0.6cm. The gripping range for M7 is 0.3-3.2mm, and for M8 it is 0.3-3.5mm. The sizes available are M7 x 0.75mm and M8 x 0.75mm.
The M8 x 0.75mm specification can be used with an electric grinder and flexible shaft output shaft diameter of 7.9mm. The M7 x 0.75mm specification can be used with an electric grinder and flexible shaft output shaft diameter of 6.9mm.
Features: This product features a keyless drill bit chuck quick change adapter converter. It allows for faster bit swaps and is multi-keyless for rotary tools. This multi chuck allows you to quickly and easily change accessories on your Dremel grinder. It is made of heat-treated and tempered high-carbon steel for durability, with a rust-resistant black oxide finish. The universal chuck can be screwed directly into a small flexible shaft to the output shaft, making it easy to use without auxiliary tools.
Choosing the Length of the Chuck: If your drill rod diameter is relatively small, you can choose the long tail. If your drill diameter is relatively large size (close to 3.2mm), both long and short can be used.
Please note: The package includes one chuck only.
Package Includes: 1x Keyless Chuck
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