Center Drills Drill Shank Overall Drill dia. dia. length length Dc Ds L ℓ Spiral Fluted Taps (for blind hole) CD-A Low Helix Center Drills-Type A 60° Spiral Fluted Taps (for through hole) Specification For icon explanation, refer to P.50 Spiral Pointed Taps (for through hole) TYPE:1 TYPE:2 Hand Taps Segment:1J Cemented Carbide Taps Size Code Ds L ℓ Type Stock (mm) (mm) (mm) For Metric threads 0.5 × 60 ゜× 3.15 00210.5 3.15 25 0.8 1 ● 0.8 × 60 ゜× 3.15 00210.8 3.15 25 1.1 1 Roll Taps 1 × 60 ゜× 3.15 00211.0 3.15 31.5 1.3 2 ● 1.25 × 60 ゜× 3.15 00211.2 3.15 31.5 1.6 2 1.6 × 60 ゜× 4 00211.6 4 35.5 2 2 ● 2 × 60 ゜× 5 00212.0 5 40 2.5 2 ● Special Thread Taps Simple Inspection Tools 2.5 × 60 ゜× 6.3 00212.5 6.3 45 3.1 2 ● 3.15 × 60 ゜× 8 00213.1 8 50 3.9 2 ● 4 × 60 ゜× 10 00214.0 10 56 5 2 ● 5 × 60 ゜× 12.5 00215.0 12.5 63 6.3 2 ● Pipe Taps 6.3 × 60 ゜× 16 00216.3 16 71 8 2 ● 8 × 60 ゜× 20 00218.0 20 80 10.1 2 ● 10 × 60 ゜× 25 0021010 25 100 12.8 2 ● Thread Mills Dies Center Drills Centering Tools DIN CE-1 184