S16Q STWNR16
STWNR STWNL

S16Q-STWNR16 Internal Turning Tool Holder - 16mm Diameter, Alloy Steel

$18.52 USD

Price shown is a starting point. Contact us for a precise quote based on your requirements.

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Description

Overview:

The S16Q-STWNR16 is a robust internal turning tool holder designed for CNC machining applications. Made from high-quality alloy steel, it ensures durability and reliability in precision turning operations. With a 60° tool cutting edge angle and a 0° relief angle of the blade, this tool holder is optimized for efficiency and accuracy.

Features:

  • Tool Cutting Edge Angle: 60°
  • Diameter of Handle: 16mm
  • Total Length: 160mm
  • Standard Width: 16mm
  • Insert Compatibility: TNMG160404, TNMG160408, TNMG160412, TNMG160416 TNMG331, TNMG332, TNMG333
  • Screw: M3.5*13T
  • Wrench: T15

Package Includes:

  • S16Q-STWNR16 Tool Holder
  • Compatible Screws and Wrenches

Application:

  • CNC Machining Centers:Ideal for use in CNC machining centers where precision turning operations are required.
  • CNC Lathes:Designed for internal turning tasks on CNC lathes, ensuring efficient and accurate machining.
  • Metalworking Workshops:Used extensively in metalworking workshops for creating internal features such as bores, shoulders, and grooves.

Advantages:

  • High Durability: Constructed from alloy steel, the tool holder is highly durable
  • Precision Machining: The 60° tool cutting edge angle and 0° relief angle of the blade contribute to precise cutting performance
  • Versatile Compatibility: Compatible with a range of TNMG inserts 
  • Ease of Use: Includes an M3.5*13T screw and a T15 wrench for secure insert clamping and easy tool changes
  • Enhanced Productivity: Enables high-speed machining and improved chip control, contributing to increased productivity and throughput in manufacturing processes.

S16Q-STWNR16 Internal Turning Tool Holder

  • Precision CNC Turning Tool

  • Alloy Steel Construction

  • 16mm Diameter Handle

  • Versatile TNMG Inserts Compatibility

 

  • Features and Specifications

  • Applications

  • Advantages

  • Installation and Maintenance


5-point Description:

  1. Precision Machining: Designed for accurate internal turning operations with a 60° tool cutting edge angle.

  2. Durable Construction: Made from alloy steel for longevity and performance in CNC environments.

  3. Versatile Compatibility: Compatible with TNMG inserts for diverse machining needs.

  4. Easy Handling: Includes a T15 wrench for convenient insert changes and an M3.5*13T screw for secure clamping.

  5. Wide Application: Suitable for use in CNC lathes and machining centers, ensuring efficient and reliable performance.

S16Q-STWNR16
STWNR16

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:

  • For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
  • For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

The optimal cutting parameters vary depending on the workpiece hardness and operation type:

  • For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
  • For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.

What is your international shipping policy and typical lead time for orders?

We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.

How do you guarantee the quality and tolerance precision of your CNC tools?

All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.