Overall Thread Thread+Neck Shank Shank Size of Length of
length length length length dia. square square

L ℓ ℓn ℓs Ds K ℓk
TYPE:1 TYPE:2


(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
(for through hole)
Segment:1E
L ℓ ℓn ℓs Ds K ℓk No. of
Size Code Chamfer Type Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes


(for through hole)
For Metric Threads
M3 × 0.5 PI73.0G 5P 46 9 14 26 4 3.2 6 3 1 ◎
M4 × 0.7 PI74.0I 5P 52 11 17 29 5 4 7 3 1 ◎
M5 × 0.8 PI75.0K 5P 60 13 22 33 5.5 4.5 7 3 1 ◎


Hand Taps
M6 × 1 PI76.0M 5P 62 15 26 33 6 4.5 7 3 1 ◎
M8 × 1.25 PI78.0N 5P 70 19 - 36 6.2 5 8 3 2 ◎
M10 × 1.5 PI7010O 5P 75 23 - 38 7 5.5 8 3 2 ◎


Carbide Taps
Cemented
Blister Pack
L ℓ ℓn ℓs Ds K ℓk No. of
Size Code Chamfer Type Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes


Roll Taps
For Metric Threads
M3 × 0.5 PI73.0GBP 5P 46 9 14 26 4 3.2 6 3 1 ◎
M4 × 0.7 PI74.0IBP 5P 52 11 17 29 5 4 7 3 1 ◎
M5 × 0.8 PI75.0KBP 5P 60 13 22 33 5.5 4.5 7 3 1 ◎
M6 × 1


Simple Inspection Tools
Special Thread Taps
PI76.0MBP 5P 62 15 26 33 6 4.5 7 3 1 ◎
M8 × 1.25 PI78.0NBP 5P 70 19 - 36 6.2 5 8 3 2 ◎
M10 × 1.5 PI7010OBP 5P 75 23 - 38 7 5.5 8 3 2 ◎


Pipe Taps
Thread Mills
Dies
Center Drills
Centering Tools


JIS
◎=Standard ○=Semi standard △=Made to order
PO-2
PO-04
For improvement, spec may change without advance notice. 395