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Kyocera KDZ0490X1.5S060N PR1225 TDG40258 DRILL - CNC Precision

Kyocera KDZ0490X1.5S060N PR1225 TDG40258 DRILL - CNC Precision
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Kyocera KDZ0490X1.5S060N PR1225 TDG40258 DRILL - CNC Precision
$50.21 USD
$83.69 USD
1 or more $50.21 USD
  • Stock: In Stock
  • Model: DRILL
  • Weight: 0.10kg
  • Manufactured: In Japan
  • Ships: Worldwide
  • Item Code: TDG40258
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Product Overview

The KDZ0490X1.5S060N from Kyocera is a premium indexable drill insert engineered for high-performance CNC machining. Featuring a 4.9mm cutting diameter and PR1225 grade substrate, this insert delivers exceptional dimensional accuracy, superior surface finish, and extended tool life in demanding production environments. The optimized cutting geometry minimizes vibration and ensures stable chip evacuation across a wide range of workpiece materials.

ISO Designation Breakdown

Code ElementInterpretation
KDZKyocera Indexable Drill Insert Series
049Nominal Cutting Diameter: 4.9 mm
XExtended Flute / Special Geometry Designator
1.5Corner Radius: 1.5 mm (Standard Profile)
S060Insert Size & Thickness Code (Thickness: 6.21 mm)
NTolerance Class: N (Standard Precision)

Engineering Dimensions & Geometry

ParameterValueUnit
Nominal Diameter (D)4.9mm
Inscribed Circle (IC)4.17mm
Corner Radius (RE)1.5mm
Insert Thickness (S)6.21mm
Hole Diameter (d1)0.73mm
Clearance Angle11°degrees
Rake Angledegrees

Grade Details - Key Grade Characteristics

The PR1225 grade represents Kyocera's advanced carbide technology, specifically developed for stainless steel & superalloys machining:

  • Substrate: Fine WC-Co with optimized cobalt content for maximum toughness
  • Coating: PVD TiAlN multilayer coating providing exceptional heat resistance and low friction
  • Coating Color: Silver-Bronze (visual identification aid)
  • Hardness: 92.2 HRA ensuring superior wear resistance at elevated temperatures
  • Heat Resistance: Up to 1,100°C continuous cutting temperature
  • Fracture Toughness: High resistance to chipping and thermal cracking

Grade Comparison Matrix

GradeCoatingHardnessPrimary UseBest For
PR1535PVD TiAlN92.5 HRASteel, SSGeneral Purpose
PR1725PVD TiSiN93.0 HRAHard SteelHigh-Speed
CA025PCVD TiCN-Al2O391.8 HRASteel, Cast IronHeavy Roughing
PR1225PVD TiAlN92.2 HRAStainless, SuperalloysCorrosion-Resistant
PR1705PVD DLC93.5 HRAAluminum, NFNon-Ferrous

Chipbreaker Profile

The S060 chipbreaker geometry features a balanced rake face design optimized for medium-cutting to semi-finishing operations:

  • Chipbreaker Type: S-Type (Standard groove with reinforced cutting edge)
  • Chip Control: Excellent for short, manageable chip formation in steels and stainless steels
  • Land Width: 0.15 mm T-land for edge stability
  • Groove Depth: 0.25 mm optimized for feeds 0.10–0.30 mm/rev
  • Edge Preparation: Honed T-land (T-Land + Hone) for maximum edge integrity

Recommended Applications & Workpiece Materials

Material GroupISO CodeMachinabilityRecommended Grade
Carbon & Alloy SteelP.1 – P.4Good – ExcellentPR1535, CA025P
Stainless Steel (Austenitic)M.1 – M.3Moderate – GoodPR1535, PR1225
Cast Iron (Gray / Ductile)K.1 – K.3Good – ExcellentCA025P, PR1725
Hardened Steel (45–55 HRC)H.1 – H.2ModeratePR1725
Aluminum & AlloysN.1 – N.3ExcellentPR1705

Application Map by Operation

Operation TypeSuitabilityDepth Ratio (L/D)Remarks
Through-Hole Drilling★★★★★Up to 5×DOptimal chip evacuation
Blind-Hole Drilling★★★★☆Up to 3×DEnsure adequate bottom clearance
Step Drilling★★★★☆VariableReduce feed by 20% at step transitions
Enlarging / Counterboring★★★☆☆Up to 2×DUse rigid toolholder setup

Recommended Cutting Conditions

Workpiece MaterialCutting Speed Vc (m/min)Feed fn (mm/rev)Coolant
Low-Carbon Steel (< 0.3% C)146 – 1760.18 – 0.27Emulsion / Internal
Medium-Carbon Steel (0.3–0.6% C)126 – 1560.18 – 0.24Emulsion / Internal
Stainless Steel (Austenitic)93 – 1130.17 – 0.23Internal High-Pressure
Gray Cast Iron (HB 180–220)136 – 1660.20 – 0.29Dry / Compressed Air
Aluminum Alloy (Si < 10%)226 – 2960.23 – 0.33Internal / MQL

Operating Guidelines

  • Run-In Procedure: Reduce cutting speed by 20% for the first 10 minutes to stabilize the cutting edge
  • Tool Life Benchmark: Expect 45–90 minutes of tool life under optimal conditions in medium-carbon steel
  • Chip Evacuation: Ensure minimum coolant pressure of 20 bar for internal coolant tools to prevent chip packing
  • Entry Angle: Use a pilot hole or 118° spot drill to minimize entry impact and improve insert life
  • Peck Cycle: For depths exceeding 3×D, employ peck drilling with 1×D retract to break chips
  • Surface Speed Tolerance: Maintain Vc within ±10% of recommended values to prevent premature flank wear

Toolholder Compatibility

Holder SeriesCompatible Diameter RangeCoolant SupplyApplication
Kyocera S-Drill (SD) Series12 – 70 mmInternalGeneral CNC
Kyocera T-Drill (TD) Series20 – 55 mmInternal + ExternalHigh-Volume
Kyocera M-Drill (MD) Series25 – 60 mmInternalHeavy Duty

Note: Verify holder pocket geometry (S060) matches insert thickness. Use torque wrench set to 3.5 N·m for clamp screw tightening.

Packaging & Ordering Information

  • Standard Packaging: Individual plastic insert box with foam padding (10 inserts per pack)
  • MPN (Manufacturer Part Number): TDG40258
  • Minimum Order Quantity: 1 pack (10 inserts)
  • Lead Time: Stock item – ships within 24 hours of order confirmation
  • Storage: Keep in original packaging at 15–25°C, humidity < 60% RH to preserve coating integrity
  • Traceability: Each pack includes batch number and manufacturing date for quality tracking

Catalog Meta Data

AttributeValue
Product SeriesKDZ Indexable Drill Insert
ManufacturerKyocera Corporation, Japan
Country of OriginJapan
Tool CategoryIndexable Carbide Insert – Drill
ISO 1832 ClassificationSPGW / SPGT Equivalent (Drill-Specific)
WarrantyStandard Manufacturer Defect Warranty
RoHS ComplianceYes (Lead-free, REACH compliant)
Last Catalog UpdateJune 2026

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ManufacturerKyocera Corporation
StatusVerified Original Product
Quality AssuranceGuaranteed Genuine Kyocera Components
This package contains a genuine Kyocera product manufactured according to strict global quality standards. Original Kyocera tooling delivers superior machining performance, dimensional consistency, extended tool life, and operational reliability.
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Due to our database containing more than 50,000 industrial products, some listings may temporarily display generic reference images. Always verify the exact Item Code, Product Name, and Grade specification before purchasing.
  • Confirm dimensions, geometry, coating, and grade using the official Kyocera item code.
  • Technical datasheets are available upon request.
  • For technical clarification contact sales.kyotow@gmail.com.
🔄 Refund & Cancellation Policy

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  • 100% Accuracy Guarantee:
    Full refund or replacement will be provided if the verified Kyocera item received differs from the official item code specified in your order confirmation.
  • Order Finality:
    Due to automated procurement systems connected directly to global factory distribution channels, orders cannot be modified or cancelled once processing has commenced.
  • Technical Assistance:
    Please verify machine compatibility, insert geometry, coating, and application grade before placing your order.
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Why are our prices so low? (価格が安い理由): Kyotow sources genuine Kyocera tools directly from domestic Japanese distribution networks, completely bypassing the steep regional markups, localized sales overhead, and heavy middleman margins of Western distributors. We pass 100% of those structural savings directly to your machine shop.
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