Threading Tools 2018 by Sumitomo

More catalogs by Sumitomo | Threading Tools 2018 | 23 pages | 2018-07-11

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Page 15 of Threading Tools 2018

sumiboron small diameter boring bars gme-th type external external threading ● metricthread whitworth thread b gme–th ● wf external diameter large pitch lf 36 h hf ■ parts this figure shows right handed tools dimensions mm ■ holders stock cat no r height width length l gme r/l2525th gme r/l2525thl gme r/l3232th h b 25 25 32 cutting cutting edge edge distance height lf wf hf 25 114.7 29.3 25 25 150.0 29.3 25 32 170.0 36.3 32 clamp support cap screw wrench gtc r/l gt r/l bx0414 for support bx0820 for clamp lh030 for support lh060 for clamp f 2-re pna 5.8 ■ recommended cutting conditions p alloy steel m stainless steel cutting speed vc m/min 70 to 120 70 to 100 70 to 100 5° cut-off 8.2 5.6 carbide pitch cat no mtg 40 mtg 50 mtg 60 mwg 40 mwg 50 mwg 60 p carbon steel grooving 28.8 st20e a30 g10e work material threading tool ■ inserts mm threads/inch 3 to 4 q 5 q 6 q 11 to 9.0 q 8 to 6.0 q 5 to 4.5 q threading included nose angle radius pna re 60 60 60 55 55 55 0.3 0.4 0.5 0.3 0.4 0.6 this insert is specifically for the gme-th type holder f77