
Overall Thread Thread+Neck Shank Shank Size of Length of
length length length length dia. square square
L ℓ ℓn ℓs Ds K ℓk
(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
HFASP
For Ultra Fast Tapping, Horizontal Use, Low Spiral Fluted Taps for Aluminum
Specification
(for through hole)
■Applicable for ultra high speed tapping. Having center
through geometry to correspond with inner coolant supply
Coating system, HFASP is suitable for aluminum castings, blind
hole use. Effective in horizontal tapping use.
Recommended Tapping Speeds depending on Materials
(for through hole)
Aluminum alloy Aluminum alloy
IS
Si
IS
Si
TYPE:1 YAMAWA
100 30 100
30(m/min)
〜 〜
(m/min)
For icon explanation, refer to P.50
Hand Taps
Carbide Taps
Cemented
Segment:1D
L ℓ ℓn ℓs Ds K ℓk No. of
Size Class Code Chamfer Type Stock
(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes
For Metric Threads
M6 × 1 ISO2X SD6.0MBLDTHZ 2.5P 80 15 30 45 6 4.9 8 3 1 ●
M8 × 1.25
Roll Taps
ISO2X SD8.0NBLDTHZ 2.5P 90 19 35 48 8 6.2 9 3 1 ●
M10 × 1.5 ISO2X SD010OBLDTHZ 2.5P 100 23 39 53 10 8 11 3 1 ●
M10 × 1.25 ISO2X SY010NBLDTHZ 2.5P 100 23 39 53 10 8 11 3 1
M12 × 1.75 ISO2X SY012PBLDTHZ 2.5P 110 26 44 57 12 9 12 3 1 ●
M12 × 1.5
Simple Inspection Tools
Special Thread Taps
ISO2X SY012OBLDTHZ 2.5P 110 26 44 57 12 9 12 3 1
M12 × 1.25 ISO2X SY012NBLDTHZ 2.5P 110 26 44 57 12 9 12 3 1
Pipe Taps
Thread Mills
Dies
Center Drills
Centering Tools
DIN
SP-46
97