ANSI ZELX FR LHSP

Spiral Fluted Taps for High Speed Tapping, Through Hole Use (with LH Spiral Flutes)

Specification

■ ZELX FR LHSP, spiral fluted tap, through hole Coating use (with LH spiral flutes) is applicable for such high speed tapping as 15m/min to 25m/min. Under low tapping speed, chip shape and chip Recommended Tapping Speed depending on Materials ejection may become poor and cause tapping troubles. Low carbon steels Medium carbon steels

15低炭素鋼25 15中炭素鋼25

(m/min) (m/min)

TYPE:1 TYPE:2

TYPE:3 TYPE:4

Segment:1S

SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesTYPE
F ior Unifieid Threadi sl
No.4-40UNCGH2Y842015P1.8750.3350.5620.1410.110.18731
No.5-40UNCGH2Y842035P1.9370.3740.6250.1410.110.18731
No.6-32UNCGH3Y842055P20.4130.6870.1410.110.18731
No.8-32UNCGH3Y842075P2.1250.4530.750.1680.1310.2531
No.10-24UNCGH3Y842095P2.3750.5310.8750.1940.1520.2531
No.10-32UNFGH3Y842105P2.3750.5310.8750.1940.1520.2531
1/4-20UNCGH3Y842135.5P2.50.59110.2550.1910.31232
1/4-28UNFGH3Y842145.5P2.50.59110.2550.1910.31232
5/16-18UNCGH3Y842155.5P2.7180.6691.1250.3180.2380.37533
5/16-24UNFGH3Y842165.5P2.7180.6691.1250.3180.2380.37533
3/8-16UNCGH3Y842175.5P2.9370.7481.250.3810.2860.43733
3/8-24UNFGH3Y842185.5P2.9370.7481.250.3810.2860.43733
7/16-14UNCGH3Y842195.5P3.1560.984-0.3230.2420.40634
7/16-20UNFGH3Y842205.5P3.1560.866-0.3230.2420.40634
1/2-13UNCGH3Y842215.5P3.3751.142-0.3670.2750.43734
1/2-20UNFGH3Y842225.5P3.3750.945-0.3670.2750.43734