Specification Brand : Ylwxzenith BulletPoint1 : Material : Made of high-speed steel, this tapping collet chuck holder is built to last. The high-quality material ensures durability and longevity, making it a great investment for your CNC tooling needs. BulletPoint2 : Overload Protection : Featuring overload protection, this tapping collet chuck holder can withstand excessive force, preventing damage to your taps and ensuring , uninterrupted operation. BulletPoint3 : Variable Torsion : With Variable torsion, you can fine-tune the chuck holder to suit your specific tapping needs. This ensures optimal performance and accuracy, essential for accurate machining. BulletPoint4 : Quick-Change Device : The quick-change device allows for fast and easy replacement of taps, saving you time and effort. This feature enhances efficiency and productivity in your workshop or machining center. BulletPoint5 : Safe and Reliable : Designed with safety in mind, this tapping collet chuck holder provides a safe and secure way to handle taps. The strong clamping strength and high accuracy ensure stable and reliable performance, giving you confidence in your machining projects. Color : One Color ExternallyAssignedProductIdentifier : 7020563722006 IncludedComponents : 1/2-Inch Collet ItemName : Tapping Collet Chuck Holder with Overload Protection and Variable Torsion for QuickChange GT12JISM4, Includes HighSpeed Steel Material, Prevents Tap Breakage, ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : electronic-indicators Manufacturer : Ylwxzenith Material : High Speed Steel ModelName : Ylwxzenithu3mcbdrvi0 ModelNumber : Ylwxzenithu3mcbdrvi0 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Ylwxzenithu3mcbdrvi0 PowerSourceType : ac/dc ProductDescription : Item Type: Tapping Collet Material: High speed steel Specification: M4 Shank Diameter x Square Hole: Approx. 5 x 4mm / 0.2 x 0.2in Product Category: CNC Tool System: Japanese standard How to Use: 1. Press the knurled position of the handle body with the thumb of your left hand and pull it in the direction of the 2. The handle body is aligned with the concave and convex keys of the chuck, install the chuck into the shank body 3. When disassembling the chuck, pinch the knurled key with your hand and pull the chuck back and it will be ejected automatically Install Steps: 1. Thumbs press down the spring 2. Put the tap into the chuck hole and release your thumb