Drill Shank Overall Cut Rmax Rmin
dia. dia. length length (mm) (mm)

Dc Ds L ℓ - -


(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
CD-R
Low Helix Center Drills-Type R
Specification


(for through hole)
For icon explanation, refer to P.50


(for through hole)
TYPE:1 TYPE:2


Hand Taps
Segment:1J
Ds L ℓ Rmax Rmin


Carbide Taps
Cemented
Size Code (mm) (mm) (mm) (mm) (mm)
Type Stock
For Metric threads
0.5 × R × 3.15 00230.5 3.15 25 2.12 1.6 1.25 1
0.8 × R × 3.15 00230.8 3.15 25 2.65 2.5 2 1
1 × R × 3.15


Roll Taps
00231.0 3.15 31.5 3 3.15 2.5 2
1.25 × R × 3.15 00231.2 3.15 31.5 3.35 4 3.15 2
1.6 × R × 4 00231.6 4 35.5 4.25 5 4 2
2 ×R× 5 00232.0 5 40 5.3 6.3 5 2 ●
2.5 × R × 6.3 00232.5 6.3 45 6.7 8 6.3 2 ●


Simple Inspection Tools
Special Thread Taps
3.15 × R × 8 00233.1 8 50 8.5 10 8 2 ●
4 × R × 10 00234.0 10 56 10.6 12.5 10 2 ●
5 × R × 12.5 00235.0 12.5 63 13.2 16 12.5 2 ●
6.3 × R × 16 00236.3 16 71 17 20 16 2 ●


Pipe Taps
8 × R × 20 00238.0 20 80 21.2 25 20 2
10 × R × 25 0023010 25 100 26.5 31.5 25 2


Thread Mills
Dies
Center Drills
Centering Tools


DIN
CE-2
185