SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesType
GH5Y82646l
5/16-24UNFGH6 GH7Y82663 Y826764.5P2.7180.6691.1250.3180.2380.37533
GH3Y82617
3/8-16UNCGH5 GH7Y82647 Y826684.5P2.9370.7481.250.3810.2860.43733
GH3Y82618
GH4Y82633
3/8-24UNFGH5 GH6 GH7Y82648 Y82664 Y826784.5P2.9370.7481.250.3810.2860.43733
7/16-14UNCGH3 GH5Y82619 Y826494.5P3.1560.866-0.3230.2420.40634
GH3Y82620
7/16-20UNFGH5 GH6 GH7Y82650 Y82691 Y826804.5P3.1560.866-0.3230.2420.40634
1/2-13UNCGH3 GH5 GH7Y82621 Y82651 Y826814.5P3.3750.984-0.3670.2750.43734
GH3 GH5Y82622 Y82652
1/2-20UNFGH6 GH7Y82692 Y826824.5P3.3750.984-0.3670.2750.43734
GH9Y82685
9/16-12UNCGH3Y826534.5P3.5930.984-0.4290.3220.534
9/16-18UNFGH3 GH5Y82654 Y826664.5P3.5930.984-0.4290.3220.534
5/8-11UNCGH3 GH5Y82625 Y826554.5P3.8121.083-0.4800.360.56234
GH3 GH4Y82626 Y82636
5/8-18UNFGH5 GH6 GH7Y82656 Y82694 Y825914.5P3.8121.083-0.4800.360.56234
3/4-10UNCGH3 GH5Y82627 Y826574.5P4.251.201-0.5900.4220.68734
3/4-16UNFGH3 GH5 GH7Y82628 Y82658 Y825924.5P4.251.201-0.5900.4220.68734
7/8-9UNCGH4Y826954.5P4.6871.339-0.6970.5230.7534
7/8-14UNFGH4 GH6Y82696 Y826994.5P4.6871.339-0.6970.5230.7534
1-8UNCGH4Y826974.5P5.1251.496-0.8000.60.81234
1-12UNFGH4Y826794.5P5.1251.496-0.8000.60.81234
1 1/8-7UNCGH6Y827004.5P5.4371.535-0.8960.6720.87544
1 1/8-12UNFGH5Y827014.5P5.4371.535-0.8960.6720.87544
1 1/4-7UNCGH6Y827024.5P5.751.535-1.0210.766144
1 1/4-12UNFGH5Y827034.5P5.751.535-1.0210.766144
1 3/8-6UNCGH6Y827054.5P6.0621.811-1.1080.8311.06244
1 3/8-12UNFGH5Y827064.5P6.0621.811-1.1080.8311.06244