Tool Holder Locking Devices ISO30 Toolholder Clamping Locking Fixtures This tool holder clamp fixture is the new auto-locking stand. Roller-bearing design is great for non-keyway toolholder like ISO30, HSK50, to lock and unlock the cutter bits. Aluminum parts protect the toolholder shank, reduce bumps and wear. Tool Holder Locking Fixture Material: Aluminum & Steel D=50mm (locking diameter) Tool clamp fixture for HSK50, ISO30, DIN 69871 tool holders with 50mm flange Packaging: Carton Tool Tightening Clamping Holder Fixture Features: Toolholder clamping fixtures use roller bearing locking technology to provide a safe, secure and tight grip on the holder without fear of slipping. The roller bearings act as a cam lock and tighten as the holder is rotated in either direction. These vises are ideal for tightening or loosening various tooling, including nuts, pull studs and arbors. How to use: Fix the toolholder clamping fixture on the table by four M8 screws, put the toolholder into the inner hole, lock it and use the wrench to unlock and lock the collet nut. Also we can supply you HSK 63 tool holder clamping fixtures. Payment can be made by Western Union, Paypal, T/T. Welcome your inquiries.