INT-PT

Interrupted Taps for Taper Pipe Threads, Long (ℓg) Type

Specification

■ INT-PT having low left-hand spiral flutes and having every E other thread ground off, reduces cutting torque. INT-PT is suitable for such sticky materials as stainless Oxide steels and chrome molybdenum steels. PT 3/4~

Recommended Tapping Speeds depending on Materials

Stainless steels

〜5

For icon explanation, refer to P.50

TYPE:1 TYPE:2

g g

Segment:1G

SizeClassCodeChamferBasic major dia (mm)L (mm)ℓ (mm)ℓg (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStock
For Pipe Threads
PT 1/16-28ⅡTINT01K-83P7.72355191386931△
PT 1/8-28ⅡTINT02K3P9.72855191386952○
PT 1/4-19ⅡTINT04-3P13.1576228211191252○
PT 3/8-19ⅡTINT06-3P16.66265282114111452○
PT 1/2-14ⅡTINT08Q3P20.95580352518141752○
PT 3/4-14ⅡTINT12Q3P26.44185352523172052○
PT 1 -11ⅡTINT16U3P33.24995453226212452○
PT 1 1/4-11ⅡTINT20U3P41.910105453232263052○
PT 1 1/2-11ⅡTINT24U3P47.803110453238293272○
PT 2 -11ⅡTINT32U3P59.614120503546353872△