ral PointedTapOverall lengthThread length Threa led+Neck ngth Shank lengthShank dia.Size of squareLength of square
ELX NI POSpiralPointedTaps forNickelBaseAlloys Lℓ ℓn ℓsDsf Kℓk
SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)Ds (inch)K (inch)ℓk (inch)No. o flutesType
GH3 GH4Y85518 Y85533
3/8-24UNFGH5 GH6Y85548 Y855644.5P2.9370.7481.250.3810.2860.43733
GH7Y85578
7/16-14UNCGH3 GH5Y85519 Y855494.5P3.1560.866-0.3230.2420.40634
7/16-20UNFGH3 GH5Y85520 Y855504.5P3.1560.866-0.3230.2420.40634
1/2-13UNCGH3 GH5Y85521 Y855514.5P3.3750.984-0.3670.2750.43734
GH3Y85522
1/2-20UNFGH5 GH7Y85552 Y85582 Y85582NI4.5P3.3750.984-0.3670.2750.43734
GH3Y85525
5/8-11UNCGH5 GH7Y85555 Y855854.5P3.8121.083-0.480.360.56234
GH3Y85526
5/8-18UNFGH5 GH7Y85556 Y855864.5P3.8121.083-0.480.360.56234
3/4-10UNCGH3 GH5Y85527 Y855574.5P4.251.201-0.590.4420.68734
3/4-16UNFGH3 GH5Y85528 Y855584.5P4.251.201-0.590.4420.68734