Drill Shank Overall Drill Body − dia. dia. length length length Dc Ds L ℓ ℓ2 H JO-CES (for blind hole) Spiral Fluted Taps Joint- High Helix Center Drills-Type A 60° Specification (for through hole) Spiral Fluted Taps For icon explanation, refer to P.50 TYPE:1 (for through hole) Spiral Pointed Taps 120 Hand Taps Segment:5C Carbide Taps Cemented Size Code Ds L ℓ ℓ2 H Adaptable holder Type Stock Dc ×θ (mm) (mm) (mm) (mm) (mm) Shank dia 4 × 60° JCE4.0 10 37.5 4.5 27.5 8 14 1 ○ 5 × 60° JCE5.0 12 43.5 5.5 32.5 10 16 1 ○ 6 × 60° JCE6.0 16 48.5 6.5 34.5 13 20 1 ○ Roll Taps Simple Inspection Tools Special Thread Taps Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS ◎=Standard ○=Semi standard △=Made to order CE-30 For improvement, spec may change without advance notice. 669