BORING BARS BORING BARS CLASSIFICATION KAPR= 75° KAPR= 90°, 91° KAPR= 93° KAPR KAPR KAPR Type of Tool Features SCREW CLAMPDIMPLE BAR a The minimum cutting diameteris & .390 inch.a 5°, 11° positive insert.a Excellent vibration resistance due to light dimple head. a Chip disposal is improved by havingtwo channels for chip evacuation. M-FSTUP, S-FSTUP M-FSDUC M-FSVUB/C M-FSWUB/P a l/d is 3 to 6 times the diameter. ^ E007 ^ E008 ^ E009 ^ E009 S Type Boring Bars a Two wall pocket.a 7º positive insert, low cutting force. a Screw-on type. S-SSKC S-SDUC S-STUC, C-STUC S-SVUC S-SWUC ^ E015 ^ E014 ^E015, E016 ^ E017 ^ E019 DOUBLE CLAMPDIMPLE BAR a Negative rake.a New double clamp type.a Holds inserts securely. E a Excellent cutting edgerepeatability. S-DSKN S-DTFN S-DDUN S-DVUN ^ E022 ^ E022 ^ E021 ^ E023 M Type Boring Bars a Negative rake.a Two wall pocket. a Pin lock and top clamp retention. a (Opt.) Single clamp availableas clamp on or pin lock holder.S-MSKN^ E025S-MTFN^ E025S-MDUN^ E024S-MVUN^ E026 AL Type Boring Bars a Shank sizes &.625 inch thru& 1.000 inch. a Screw-on type. a Recommended for aluminum, nonferrous metals and plastics. S-STFE ^ E028 MICRO-DEXBoring Bars a The minimum cutting diameteris & 5 mm (.197 inch).a 7°positive insert. (Carbide Shank) a Carbide shank type. a Easy-to-use tool geometries. a Suitable for small workpiece. SWUB STUC a l/d is 5 times the diameter. ^ E029 ^ E030 MICRO-MINI TWINBoring Bars a The minimum cutting diameteris & 2.2 mm (.087 inch).a Solid carbide type with two cutting edges. a Continuous cutting from boring to facing. a With or without a chip breaker. MICRO-MINIBoring Bars a The minimum cutting diameter is&3.2 mm (.126 inch).a Solid carbide type (Single cutting edges). a l/d is 5 times the diameter. a Cutting edge can be shaped according to the application. Thus,it covers a wide cutting range CooF/HR-BLS (threading,grooving,copying, etc.). ^ E031 Coolant Through CarbideBoring Barsa Two wall pocket.a 7° and 11° positive insert, lowcutting force. a Screw-on type. a Carbide shanks are stocked invarious diameters. E-SDUC E-STUC E-STUP E-SVUC^ E043^ E044^ E045^ E046 RBH TypeHolder a Holder for MICRO-MINI TWINand MICRO-MINI.a Round shanks suitable for use with frontal gang type tool posts with sleeve. RBH Inch^E034, Metric^E036 SBH TypeHolder a Holder for MICRO-MINI TWINand MICRO-MINI.a Square shanks suitable for use with frontal gang type tool posts. SBH ^ E037 Note 1) S : Steel shank, M : Heavy metal shank, C : Carbide shank. (For Micro-dex boring bars, carbide shank only.) E002