
Drill Shank Overall Drill
dia. dia. length length
Dc Ds L ℓ
(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
CD-Q
Low Helix Center Drills-Type A 90°
Specification
(for through hole)
For icon explanation, refer to P.50
(for through hole)
TYPE:1
Hand Taps
Segment:51
Carbide Taps
Cemented
Size Code Ds L ℓ Type Stock
Dc ×θ× Ds (mm) (mm) (mm)
1 × 90゜×4 CY1.0Q 4 35 1 1 ○
1.5 × 90゜
×5 CY1.5Q 5 40 1.5 1 ○
2 × 90゜×6 CY2.0Q 6 45 2 1 ○
Roll Taps
2.5 × 90゜
× 7.7 CY2.5Q 7.7 50 2.5 1 ○
3 × 90゜× 7.7 CY3.0Q 7.7 55 3 1 ○
4 × 90゜× 10 CY4.0Q 10 65 4.5 1 ○
5 × 90゜× 11 CY5.0Q 11 78 5.5 1 ○
Simple Inspection Tools
Special Thread Taps
6 × 90゜× 16 CY6.0Q-16 16 90 6.5 1 △
6 × 90゜× 18 CY6.0Q 18 90 6.5 1 △
Pipe Taps
Thread Mills
Dies
Center Drills
Centering Tools
JIS
◎=Standard ○=Semi standard △=Made to order
CE-14
For improvement, spec may change without advance notice. 653