For improvement, spec may change without advance notice. 385 SL-24 JIS Centering Tools Center Drills Dies Thread Mills Pipe Taps Special Thread Taps Roll Taps Cemented Hand Taps Spiral Pointed Taps Spiral Fluted Taps Spiral Fluted Taps Simple Inspection Tools Carbide Taps (for through hole) (for through hole) (for blind hole)