Center Drills/Centering Tools Spiral Fluted Taps (for blind hole) CD-Q LH Low Helix Center Drills - Type A 90°, Left Hand Cut Spiral Fluted Taps (for through hole) Specification For icon explanation, refer to P.50 Spiral Pointed Taps (for through hole) TYPE:1 Hand Taps Cemented Carbide Taps Segment:51 Size Code Ds L ℓ Type Stock Dc ×θ× Ds (mm) (mm) (mm) 1 × 90゜× 4 CY1.0Q-L 4 35 1 1 △ 1.2 × 90゜× 5 CY1.2Q-L 5 40 1.2 1 △ Roll Taps 1.5 × 90゜× 5 CY1.5Q-L 5 40 1.5 1 △ 2 × 90゜× 6 CY2.0Q-L 6 45 2 1 △ 2.5 × 90゜× 7.7 CY2.5Q-L 7.7 50 2.5 1 △ 2.5 × 90゜× 8 CY2.5Q8L 8 50 2.5 1 △ Special Thread Taps Simple Inspection Tools 3 × 90゜× 7.7 CY3.0Q-L 7.7 55 3 1 △ 3 × 90゜× 8 CY3.0Q8L 8 55 3 1 △ 4 × 90゜× 10 CY4.0Q-L 10 65 4.5 1 △ 5 × 90゜× 12 CY5.0Q12L 12 78 5.5 1 △ 6 × 90゜× 18 CY6.0Q-L 18 90 6.5 1 △ Pipe Taps Thread Mills Dies Center Drills Centering Tools JIS CE-15 ◎=Standard ○=Semi standard △=Made to order 654 For improvement, spec may change without advance notice.