Universal - Inch ProgressStyles: PRO-981SF and PRO-892SF Replace Premium HSS with aboveHSS-E DIN withASMESHANK 38° SpiralFlute Modied Bottom 2-3 Blind Holes NoteSurface TreatmentTapping Speeds and Feeds begin on page 196. Black OxideTiAlN Lld1 tap size overall thread order number and pitch thread decimal no. of class shank length length Black Oxide TiAIN d1 (in) form equiv. flutes of fit diameter L (in) l (in) PRO-981SF PRO-892SF 2-56UNC0.086032B0.1411.7720.551C98101C89201 3-48UNC0.099032B0.1411.9690.591C98102C89202 4-40UNC0.112032B0.1412.2050.669C98103C89203 4-48UNF0.112032B0.1412.2050.669C98104C89204 5-40UNC0.125032B0.1412.2050.748C98105C89205 6-32UNC0.138032B0.1412.2050.787C98106C89206 6-40UNF0.138032B0.1412.2050.787C98107C89207 8-32UNC0.164032B0.1682.4800.827C98108C89208 8-36UNF0.164032B0.1682.4800.827C98109C89209 10-24UNC0.190032B0.1942.7561.024C98110C89210 10-32UNF0.190032B0.1942.7561.024C98111C89211 12-24UNC0.216032B0.2203.1501.063C98112C89212 12-28UNF0.216032B0.2203.1501.063C98113C89213 1/4-20UNC0.250032B0.2553.1501.260C98114C89214 1/4-28UNF0.250032B0.2553.1501.260C98115C89215 5/16-18UNC0.312532B0.3183.5431.378C98116C89216 5/16-24UNF0.312532B0.3183.5431.378C98117C89217 3/8-16UNC0.375032B0.3813.9371.732C98118C89218 3/8-24UNF0.375032B0.3813.9371.732C98119C89219 7/16-14UNC0.437532B0.3233.9371.614C98120C89220 7/16-20UNF0.437532B0.3233.9371.614C98121C89221 1/2-13UNC0.500032B0.3674.3311.535C98122C89222 1/2-20UNF0.500032B0.3674.3311.535C98123C89223 9/16-12UNC0.562542B0.4294.3311.772C98124C89224 9/16-18UNF0.562542B0.4294.3311.772C98125C89225 5/8-11UNC0.625042B0.4804.3312.087C98126C89226 5/8-18UNF0.625042B0.4804.3312.087C98127C89227 3/4-10UNC0.750042B0.5904.9212.205C98128C89228 3/4-16UNF0.750042B0.5904.9212.205C98129C89229 7/8-9UNC0.875042B0.6975.5122.362C98130C89230 7/8-14UNF0.875042B0.6975.5122.362C98131C89231 1-8UNC1.000042B0.8006.2992.520C98132C89232 1-12UNF1.000042B0.8006.2992.520C98133C89233 continued on next page
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