SumiGrip Jr. STFS Type Cut-Off (Steel Holder/Shank Type) ● How to Install the Insert Insert Please mount the insert by lightly tapping it with a plastic or STFS wooden hammer. Hammer (Please confirm that you cannot remove the insert by hand.) Cut-off It is not necessary to force the WF B end of the insert to touch the CW holder. Please beware that excessively slamming down LF the insert can cause insert and holder breakage. LH2 Max. cut-off dia. HF H ■ Parts Cut-off LH This figure shows right handed tools. ■ Holders Dimensions (mm) Cutting Cutting Width Max. Cat. No. Stock Height Width Length edge edge Head Head of cut cut-off Applicable inserts Wrench distance height R L H B LF WF HF LH LH2 CW dia. STFS R/L1010-2 D D 10 10 86 10 10 17 17 2.0 28 STFS R/L1212-2 D D 12 12 110 12 12 18 18 2.0 30 WCF 2 STFS R/L1616-2 D D 16 16 110 16 16 Q 19 2.0 32 STFS R/L2020-2 D D 20 20 125 20 20 Q 24 2.0 40 F STFS R/L1616-3 D D 16 16 110 16 16 20 22 3.0 35 STFS R/L2012-3 D D 20 12 110 12 20 Q 24 3.0 40 WCF 3 SL-4 STFS R/L2020-3 D D 20 20 125 20 20 Q 30 3.0 50 Cut-Off Tools STFS R/L2525-3 D D 25 25 150 25 25 Q 30 3.0 50 STFS R/L2020-4 D D 20 20 125 20 20 Q 33 4.0 55 WCF 4 STFS R/L2525-4 D D 25 25 150 25 25 Q 38 4.0 65 Grooving STFS R/L2020-5 D D 20 20 125 20 20 Q 35 5.0 60 WCF 5 STFS R/L2525-5 D D 25 25 150 25 25 Q 40 5.0 70 Cut-Off See F49 for applicable inserts. Threading F48