Carmex Tiny Tool Holder - Square Shank Holder to hold Carbide Small Boring Tool - 6mm Bore x 12x16The Carmex Tiny Tool Holder with a square shank is designed to securely grip carbide small boring toolsalso known as Tiny toolsfor precise work in tight spaces. Its compact footprint and vibration damping design help deliver consistent, high quality results. Square Shank Design: Provides a secure and reliable grip on Tiny tools, helping maintain precise alignment during cutting. 6mm Bore: Specifically sized to hold carbide small boring tools for