① Spiral Fluted Tap Series for blind hole Overall
length
L
Thread
length

Thread + Neck

ℓn
length
ℓs
Shank
length
Shank
dia.
Ds
Size of
square
K
Length of
square
ℓk
JIS PM-SP Spiral Fluted Taps for Hard-to-Machine Materials
L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP
Size Class Code Chamfer
Spiral Fluted Taps
(for blind hole)


(mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes



M20 × 2.5 P4 SY020RSDPB 2.75P 105 33 - 50 15 12 15 4 3 ¥15,000 ※
M20 × 1.5 P4 SY020OSDPB 2.75P 105 33 - 50 15 12 15 4 3 ¥15,000 ※
M22 × 2.5 P4 SY022RSDPB 2.75P 115 33 - 55 17 13 16 4 3 ¥19,200 ※
M22 × 1.5 P4 SY022OSDPB 2.75P 115 33 - 55 17 13 16 4 3 ¥19,200 ※
Spiral Fluted Taps
(for through hole)


M24 × 3 P4 SY024SSDPB 2.75P 120 39 - 55 19 15 18 4 3 ¥24,000 ※



M24 × 1.5 P4 SY024OSDPB 2.75P 120 39 - 55 19 15 18 4 3 ¥24,000 ※
M27 × 3 P4 SY027SSDPB 2.75P 130 39 - 60 20 15 18 4 3 ¥33,900 ※
M27 × 1.5 P4 SY027OSDPB 2.75P 130 39 - 60 20 15 18 4 3 ¥33,900 ※
M30 × 3.5 P4 SY030TSDPB 2.75P 135 46 - 62 23 17 20 4 3 ¥43,300 ※
Spiral Pointed Taps
(for through hole)


M30 × 1.5



P4 SY030OSDPB 2.75P 135 46 - 62 23 17 20 4 3 ¥43,300 ※
Hand Taps

Cemented
Carbide Taps

Roll Taps

Special Thread Taps
Simple Inspection Tools

Pipe Taps

Thread Mills
Premium Thread Mills

Dies

Center Drills
Centering Tools



JIS
①-167 ※ = Specified Distribution Items. Made to order products.