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    • Standard Tools, Product Series
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      • Product Series, ULTRA-DEX
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        • ULTRA-DEX, 946 FR Indexable Profile / Button Mill
        • ULTRA-DEX, 957 Steel Body Boring Bar
        • ULTRA-DEX, 951 Solid Carbide Boring Bar
        • ULTRA-DEX, 958 Steel ER Extension Holder
        • ULTRA-DEX, 960 Swiss Square Shank Holder
        • ULTRA-DEX, 966 CAT40 Tool Holder
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        • ULTRA-DEX, 966 HSK40 Tool Holder
        • ULTRA-DEX, 966 HSK50 Tool Holder
        • ULTRA-DEX, 966 HSK63 Tool Holder
        • ULTRA-DEX, 966 HSK80 Tool Holder
        • ULTRA-DEX, 966 HSK80 Tool Holder
        • ULTRA-DEX, 966 HSK100 Tool Holder
        • ULTRA-DEX, 966 HSK125 Tool Holder
        • ULTRA-DEX, 967 Finished Blank Tool Holder
        • ULTRA-DEX, 968 Insert Screw / Hardware
        • ULTRA-DEX, 969 HSK Coolant Tube
        • ULTRA-DEX, 971 Retention Knob
        • ULTRA-DEX, 973 Shrink Fit Extension
        • ULTRA-DEX, 974 Square Shank Holder
      • Product Series, REVERE
        • REVERE, 977 Quarter Horse End Mill
      • Product Series, PATRIOT HP
        • PATRIOT HP, 928 High Performance Solid Carbide Drill
        • PATRIOT HP, 966 High Performance CAT50 Shrink Fit Tool Holder
        • PATRIOT HP, 970 PM1 45 Degree Indexable Face Mill
        • PATRIOT HP, 970 PM4 45 Degree Indexable Face Mill
        • PATRIOT HP, 970 PM2 90 Degree Indexable Face / Shoulder Mill
        • PATRIOT HP, 970 PM3 10 Degree High Feed Indexable Face Mill
        • PATRIOT HP, 970 Indexable Drill
        • PATRIOT HP, 970 Indexable Counterbore
        • PATRIOT HP, 976 High Performance Solid Carbide End Mill
      • Product Series, ARCH Cutting Tools
        • ARCH Cutting Tools, 978 Carbide Bur
  1. Home
  2. Standard Tools
  3. Application
  4. Turning
  5. Boring Bar, Indexable

ULTRA-DEX® 957 (S12R MDUNL3), Ø3/4" Steel Boring Bar, Negative 55° Diamond (KAPR 93°), 4:1 Ratio, Left Hand, No Coolant

Photo of 957-000-363

Product Number: 957-000-363

ULTRA-DEX® 957 (S12R MDUNL3), Ø3/4" Steel Boring Bar, Negative 55° Diamond (KAPR 93°), 4:1 Ratio, Left Hand, No Coolant


104-S12R MDUNL3

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  • Overview
ULTRA-DEX® 957 (S12R MDUNL3), Ø3/4" Steel Boring Bar, Negative 55° Diamond (KAPR 93°), 4:1 Ratio, Left Hand, No Coolant

Product Specs

UM (Unit of Measure):ImperialDmin (Min. Bore Dia.):1.0500KAPR (Entering Angle):93.0LF (Functional Length):8.0000WF (Functional Width):0.6250DCONms (Connection Diameter Machine Side):0.7500ADINTms (Connection Type Machine Side):Straight Shank - Imperial 0.7500 - with FlatBMC (Tool Material):SteelCoolant Thru:No
Diagram of 957-000-363

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