High-Performance Thread Mills Victory™ Solid Carbide Thread Mills • Blind and Through Holes Shank Tolerance D mm tolerance h6 6 +0, -0,008 8–10 +0, -0,009 12–18 +0, -0,011 20–30 +0, -0,013 GTM31 • Through Coolant • Inch UNC and UNF ⅷ first choice ࠗ alternate choice gradWeUW12UP1V2PV TiCN metric dimensions cutting order # catalogue # D1 TPI D1 D22 DCH LTHD LDCH L LS D edges 4138561 GTM315021 1/4-20 4,9 5,2 6,65 12,80 15,87 62 36 8,0 2 4138568 GTM315028 1/4-28 5,3 5,5 6,65 12,79 15,35 62 36 8,0 2 4138562 GTM315023 5/16-18 6,3 6,6 8,25 15,63 19,19 74 40 10,0 2 4138569 GTM315030 5/16-24 6,6 6,9 8,25 15,98 19,07 74 40 10,0 2 4138563 GTM315017w 3/8-16 7,7 8,0 9,83 19,16 23,25 79 45 12,0 2 4138570 GTM315024 3/8-24 8,2 8,5 9,83 19,16 22,54 79 45 12,0 2 4138564 GTM315018 7/16-14 9,0 9,4 11,43 21,89 26,58 79 45 12,0 2 4138571 GTM315025 7/16-20 9,6 9,9 11,43 21,72 25,69 79 45 12,0 2 4138565 GTM315019 1/2-13 10,4 10,8 13,00 25,52 30,71 89 45 14,0 2 4138572 GTM315026 1/2-20 11,1 11,5 13,00 25,55 29,82 89 45 14,0 2 4138566 GTM315020 9/16-12 11,8 12,3 14,61 27,66 33,37 102 48 16,0 2 4138573 GTM315027 9/16-18 12,5 12,9 14,61 28,37 33,15 102 48 16,0 2 4138567 GTM315022 5/8-11 13,1 13,5 16,18 30,14 36,40 102 48 18,0 2 4138574 GTM315029 5/8-18 14,1 14,5 16,18 31,21 36,25 102 48 18,0 2 Y72 widia.com High-Performance Thread Mills