
Outside Position of
Thickness
diameter basic dia
D T ℓg
DPO HSS Spiral Pointed Dies
D T Clearance
(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
Size Class Code Type Stock
(mm) (mm) Holes
7/8-9UNC 2A PDPU14WGNEBC 55 22 5 1
7/8-14UNF 2A PDPU14QGNEBC 55 16 5 1
1 -8UNC 2A PDPU16XGNEBC 55 22 5 1
(for through hole)
1 -12UNF 2A PDPU16SGNEBC 55 16 5 1
For G Threads
G1/8-28 - PVHG0020NEBC 30 11 4 1 ●
G1/4-19 - PVJG0040NEBC 38 10 5 1 ●
G3/8-19 - PVLG0060NEBC 45 14 5 1 ●
(for through hole)
G1/2-14 - PVLG0080NEBC 45 16 5 1 ●
G5/8-14 - PVPG0100NEBC 55 16 5 1
G3/4-14 - PVPG0120NEBC 55 16 6 1 ●
G7/8-14 - PVSG0140NEBC 65 18 6 2
Hand Taps
G1-11 - PVSG0160NEBC 65 18 8 2 ●
G1 1/4-11 - PVUG0200NEBC 75 20 8 2
G1 1/2-11 - PVXG0240NEBC 90 22 8 2
Clearance
Carbide Taps
Cemented
Size Class Code D T ℓɡ Type Stock
(mm) (mm) (mm) Holes
For NPT Threads
NPT1/8-27 - PDJNT020NEBC 38 10 5 4 3
NPT1/4-18 - PDJNT040NEBC 38 15 8 5 3
Roll Taps
NPT3/8-18 - PDLNT060NEBC 45 15 8 5 3
NPT1/2-14 - PDLNT080NEBC 45 19 10 6 3
NPT3/4-14 - PDSNT120NEBC 65 20 10 6 4
NPT1 -11.5 - PDSNT160NEBC 65 25 12.5 8 4
Simple Inspection Tools
Special Thread Taps
Pipe Taps
Thread Mills
Dies
Center Drills
Centering Tools
DIN
Di-4
181