d k HY-PRO® SYNCHRO AL High Speed Tapping of Aluminum and Aluminum Alloy List 13159 HSSE V LHS 20˚ US-AL-RFT, Synchronized, Plug (5.5P-6.5P), RHC/LHS for Through Holes Lc Ln L lk Tap Size ThreadLimit No. ofFlutes EDP Number Overall Thread Neck Shank Square SquarePlug (5.5P - 6.5P)LengthLengthLengthDia.WidthLength V L Lc Ln d k lk M3 x 0.5 1315900108 49 6 16.0 3.58 2.79 4.8 M4 x 0.7M5 x 0.8 1315900208 5413159003086089 19.1 4.26 3.3322.24.923.866.4 M6 x 1.0 1315900408 63 12 25.4 6.47 4.85 7.9 M8 x 1.25 6H 2 1315900508 69 15 28.6 8.07 6.05 9.5 M10 x 1.5M10 x 1.25M12 x 1.75M12 x 1.5 13159007081315900608 7413159009081315900808851831.8 9.67 7.26 11.12149.19.326.98 Packed: 1 pc. Available V coating only. Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC 13159 SFM 300-800 200-700 good best 530 Spiral Pointed Taps WWW.OSGTOOL.COM