Carmex Tiny Tool Holder - Round Shank Holder to hold Carbide Small Boring Tool - 22mm Shank x 5mm Bore x 120mm OALThe Carmex Tiny Tool Holder is a compact, round shank holder designed to securely hold carbide small boring tools. Its design emphasizes stability, precision, and reliability for precision machining in tight spaces. 22 mm round shank compatibility: Fits and grips 22 mm round shanks securely for carbide small boring tools. 5 mm bore: Precisely sized bore to accommodate small boring tools with a 5 mm shaft. 120 mm overall length: Provides sufficient