This bit is designed to produce a T-slot for Amerock hinges

Carbide Tipped: 1/4" Dia x 1/2" x 1/4" Shank

and outlets

kitted with the tool

United Abrasives - Sait SE Double Cut Carbide Burs Diameter : Length:1/2" : 7/8" This bit is designed toUse for deburring, finishing, shaping and enlarging holes, removing welds, and smoothing castings. Standard Equipment: (1) Type SA Carbide Bur Specifications: Type: SE Shank Diameter: 1 4" Features: Tungsten carbide construction for long life and durability High quality manufacturing method delivers vibration free operation Precision ground with diamond wheels to produce a very sharp uniform cutting edge Double cut or alternate cut is the most popular