WF2 DMIN WF WF2 H Threading Multipurpose threading tools System Bar for micro internal threading VNT LU 1 RE PDX PDX PDX PDX 60° LF Right-hand shown Toolholder dimensions Dimension (mm) Tolerance Carbide Applicable thread Description DMIN H LF LU WF WF2 PDX RE RE RE PVD - Metricmin.max.PR930PR1225KW10Nominal threadPitch(mm)UnifiedNominal threadPitch(TPI) VNTR 045-11 4.5 3.9 30.2 10.4 3.6 1.3 0.6 0.05 -0.02 0 N N N M6 and over 0.75~1.25 1/4-20UNC,1/4-28UNF and over28~20 J VNTR 060-11 6 3.9 30 10.2 4.6 1.6 0.8 0.05 -0.02 0 N N N M8 and over 0.75~1.50 5/16-18UNC,5/16-24UNF and over24~18 For applicable toolholder, see page F10-F13 Recommended cutting conditions: J38 N : Standard item R : Right hand only L : Left hand only U : Check availability Number of passes and depth of cuts: J37 J35