Smith Tool Corporation 401-005-120T Tap Holder

The Smith Tool TM Smith Tool 401-005-120T is a cartridge-style tap holder with tension designed for quick-change tapping on CNC machines, enabling secure retention of taps while enabling fast tool changes. It belongs to the CSTH-T family (Cartridge Style Tap Holders with Tension), offering a compact design that can be used with an end mill holder or mounted in a tool block for precise, repeatable tapping performance. Catalog data for the 401-005 series shows a C-dimension of about 5.185 (units referenced in catalog), placing this holder in a mid-size category suitable for tensioned tapping setups that require interchangeability with standard tooling.