Shank Holder Recess Overall Shank Depth of Cutting Outside dia Thickness dia. dia. dia. length length die mounting depth of Die of Die Ds D1 D2 L ℓs ℓ ℓ1 D T TYPE:1 TYPE:2 (for blind hole) Spiral Fluted Taps Segment:3A (for through hole) Spiral Fluted Taps Code Ds D1 D2 L ℓs ℓ ℓ1 D T Type (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (for through hole) Spiral Pointed Taps DA10-20 20 20 6 71 40 3 11 10 3 1 DA16-20 20 20 10 76 40 4.5 16 16 5 1 DA20-25 25 25 12 89 45 6.5 22.5 20 7 1 DA25-25 25 32 16 89 45 7.5 22 25 9 2 Hand Taps Carbide Taps Cemented Roll Taps Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS Di-26 For improvement, spec may change without advance notice. 637