Spiral Flute Tap For Non-ferrous Metal Tap materials:HSS-EXThread symbol:MChamfer length:2.5PPitch dimeter limits:YHSuitable for hole condition:Blind hole Suitable for tapping Blind holes in Aluminum,Magnesium,Zinc,Cooper as well as Non-ferrous metal alloys. ThreadSizeTapLimitsLIDKKLFlutesM2×0.4YH140432.552M2.2×0.45424.532.55M2.3×0.4432.55M2.5×0.45444.532.55M2.6×0.454.532.55M3×0.5YH246543.263M3.5×0.648643.26M4×0.7527547M5×0.86085.54.57M6×1621064.57M8×1.25YH37012.56.258M10×1.5751575.58M10×1.2512.575.58M12×1.758217.58.56.59M12×1.5158.56.59M12×1.2512.58.56.59M12×1YH2108.56.59M14×2YH3882010.510.511M14×1.51510.510.511M16×2952012.512.511M16×1.5951512.512.513M18×2.525251414134M18×1.51515141414M20×2.52525151514M20×1.51515151515M22×2.5YH42525171716M22×1.5YH31515171716Wecan supply any specification of tapas you need.If you have any need please contact us at you feel free.