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Modular Drills

Drill Fix™ DFR Inserts • Application Data

Features and benefits
  • Rectangular shaped Drill Fix™ DFR cutting inserts offer the highest feed rates for smaller sized KSEM PLUS™ systems on A1 heads. 2 indexable cutting edges.

  • KC7225™ offers the highest level of process safety for non-ferrous materials, super alloys, and titanium. It features a TiAlN-PVD-coated fine-grain carbide.

  • 2 indexable cutting edges.
Product specifications
Please specify your desire dimensions and tolerances in the Product Specifications table below.
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Drill Fix™ DFR™ • LD Inserts

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Product # ISO Catalog Number ANSI Catalog Number Grade First Choice NA First Choice EMEA First Choice AP [LI] Insert Length Metric [LI] Insert Length Inch [W] Insert Width Metric [W] Insert Width Inch [D1] Insert Hole Size Metric [D1] Insert Hole Size Inch [S] Insert Thickness Metric [S] Insert Thickness Inch [REPSILON] Corner Radius MM [REPSILON] Corner Radius Inch
4054681 DFR040304D28LD DFR040304D28LD KC7225 Y Y Y 10,75 .4236 7,260 .2860 2,850 .1122 3,780 .1490 0,400 .0156

Product Usage

Warnings • Drill Fix DFR

Dimensions • DFR Whistle Notch (WD) Shank

Dimensions • DFR Weldon Shank • DIN 1835-1 Form B

Dimensions • DFR Flanged Shank


  • KC7225

    Composition: PVD TiAlN coated fine-grain carbide with enhanced toughness.

    Application: Best suited for machining of most materials. This grade offers excellent process reliability in metastable conditions due to enhanced carbide toughness. The TiAlN coating improves wear resistance for use at intermediate cutting conditions.

Inserts and Holder Bodies for Drill Fix side inserts • DFR-LD Geometry

KSEM-HPCCL Center Inserts
KSEMP-HPGM Center Inserts
Drill Fix side inserts • DFR-GD Geometry
Drill Fix side inserts • DFR-MD Geometry
Drill Fix Side Inserts • DFC-HP Geometry
Drill Fix Side Inserts • DFC-MD Geometry
KSEM PLUS™ A1 Heads 28-101,6mm
KSEM PLUS™ B1 Heads 28-101,6mm
KSEM PLUS™ WD Shanks • 3 x D • Metric
KSEM PLUS™ WD Shanks • 5 x D • Metric
KSEM PLUS™ WD Shanks • 8 x D • Metric
KSEM PLUS™ WD Shanks • 10 x D • Metric
KSEM PLUS™ SSF Shanks • 3 x D • Inch
KSEM PLUS™ SSF Shanks • 5 x D • Inch
KSEM PLUS™ SSF Shanks • 8 x D • Inch
KSEM PLUS™ SSF Shanks • 10 x D • Inch