Internal Thread G85 & G31 + Undercut DIN76, PAL G-Code (Video)

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In this video, we guide you step by step through Task 6 from the Christiani task collection “CNC Turning Technology according to PAL2020”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

What to expect in the video:

✅ Thread programming made easy with G31

✅ Clean undercuts with G85 – DIN 76 compliant

✅ Roughing & finishing cycles – precise and efficient

Who is this video for?

Perfect for CNC programmers, machinists, and instructors looking to improve their G-code programming skills for CNC turning.

Subscribe to our channel to not miss out on more tutorials and tips:


Do you have any questions?

Our experts are at your disposal. We look forward to your inquiry!

Jürgen Wollny

    Mr.Ms.

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    Happy Easter from the KELLER.Software team! 🐰 This year, we’ve wrapped up our Easter greetings a little differently: Our apprentice came up with the idea to design an Easter bunny using the geometry…

    Cutting Threads G85 & G31 + Undercut DIN76, PAL G-Code (Video)

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    In this video, we guide you step by step through Task 5 from the Christiani task collection “CNC Turning Technology according to PAL2020”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

    What to expect in the video:

    ✅ Cutting threads with G85 and G31

    ✅ Undercut according to German DIN76 in CNC turning

    ✅ Precise application of roughing and finishing cycles for threads

    Who is this video for?

    Perfect for CNC programmers, machinists, and instructors looking to improve their G-code programming skills for CNC turning.

    Subscribe to our channel to not miss out on more tutorials and tips:


    Do you have any questions?

    Our experts are at your disposal. We look forward to your inquiry!

    Jürgen Wollny

      Mr.Ms.

      This might also be of interest to you

      Internal Machining: Facing, Drilling & Rough Turning, PAL G-Code (Video)

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      In this video, we guide you step by step through Task 4 from the Christiani task collection “CNC Turning Technology according to PAL2020”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

      What to expect in the video:

      ✅ Precise internal machining with G1, G84, and G81 in PAL G-Code

      ✅ Efficient facing, drilling, and rough turning for internal contours

      ✅ Practical application of cycles for CNC turning

      Who is this video for?

      Perfect for CNC programmers, machinists, and instructors looking to improve their G-code programming skills for CNC turning.

      Subscribe to our channel to not miss out on more tutorials and tips:


      Do you have any questions?

      Our experts are at your disposal. We look forward to your inquiry!

      Jürgen Wollny

        Mr.Ms.

        This might also be of interest to you

        RN & AS Addresses: Fillets, Chamfers, Taper Angles (Video)

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        In this video, we guide you step by step through Task 2 from the Christiani task collection “CNC Turning Technology according to PAL2020”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

        What to expect in the video:

        ✅ Easy programming of fillets & chamfers with RN

        ✅ Define taper angles directly with AS – no manual calculation needed

        ✅ Efficiently creating turning contours with PAL G-code

        Who is this video for?

        Perfect for CNC programmers, machinists, and instructors looking to improve their G-code programming skills for CNC turning.

        Subscribe to our channel to not miss out on more tutorials and tips:


        Do you have any questions?

        Our experts are at your disposal. We look forward to your inquiry!

        Jürgen Wollny

          Mr.Ms.

          This might also be of interest to you

          CNC Turning of a Tool Holder with Driven Tools

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          Discover our latest CNC video: Axial grooving, key surfaces and T-slot (with Driven Tools) now on YouTube!

          In this video, we guide you step by step through Task 10 from the Christiani task collection “CNC Turning Technology according to PAL2020 with Driven Tools”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

          What to expect:

          • Planning, drilling, roughing, etc.
          • A cross drilling with G19 IP0
          • Finishing (internal and external)
          • Drilling cycle with G86
          • 2 grooves on the chord and face surfaces

           


          Do you have any questions?

          Our experts are at your disposal. We look forward to your inquiry!

          Jürgen Wollny

            Mr.Ms.

            This might also be of interest to you

            Axial grooving, key surfaces and T-slot (with Driven Tools)

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            Discover our latest CNC video: Axial grooving, key surfaces and T-slot (with Driven Tools) now on YouTube!

            In this video, we guide you step by step through Task 9 from the Christiani task collection “CNC Turning Technology according to PAL2020 with Driven Tools”. Thanks to our 3D simulation in SYMplus™, everything is explained clearly and understandably.

            What to expect:

            • Axial turning G88 made easy
            • Machining key surfaces: G15 G19 IP5
            • How to use the virtual Y-axis effectively
            • Tips for two-side machining and T-slot milling

             


            Do you have any questions?

            Our experts are at your disposal. We look forward to your inquiry!

            Jürgen Wollny

              Mr.Ms.

              This might also be of interest to you

              What was in the Cutting Machine Operator Exam? (Winter 2024)

              What was included in the machining exam? If you took the exam or are preparing for the upcoming one, you can watch the simulations of the machined exam pieces on our YouTube channel!

              Note: These videos are available in German only.

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              Do you have any questions?

              Our experts are at your disposal. We look forward to your inquiry!

              Jürgen Wollny

                Mr.Ms.

                This might also be of interest to you

                Milling Grooves on the Face – How to Get It Right with Driven Tools

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                Using the 3D simulation of our SYMplus™ CNC software, we will show you how task 8 from Christiani’s “Collection of tasks in CNC Milling technology according to PAL2020 with Driven Tools” could look like in reality.

                This task includes:

                • Milling on the face (driven tools)
                • Round groove, cycle G75
                • 2 rectangular pockets, concentric to the groove’s starting semicircle
                • 2-sided machining
                • T-slot cutter

                 


                Do you have any questions?

                Our experts are at your disposal. We look forward to your inquiry!

                Jürgen Wollny

                  Mr.Ms.

                  This might also be of interest to you

                  New video on YouTube: Face Milling: Drilled Hole Circle (8 Holes) with Driven Tools

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                  Using the 3D simulation of our SYMplus™ CNC software, we will show you how task 7 from Christiani’s “Collection of tasks in CNC Milling technology according to PAL2020 with Driven Tools” could look like in reality.

                  This task includes:

                  • Roughing cycle with D-plateDrilled Hole Circle with 8 holes (face milling)
                  • Virtual Y-axis
                  • Two-sided machining

                   


                  Do you have any questions?

                  Our experts are at your disposal. We look forward to your inquiry!

                  Jürgen Wollny

                    Mr.Ms.

                    This might also be of interest to you

                    New video on YouTube: Turning a Sleeve with Rectangular Cutouts, C+Y Axis

                    YouTube

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                    Using the 3D simulation of our SYMplus™ CNC software, we will show you how task 6 from Christiani’s “Collection of tasks in CNC Milling technology according to PAL2020 with Driven Tools” could look like in reality.

                    This task includes:

                    • Plan turning, drilling, roughing, finishing
                    • Grooving G86
                    • Rectangular pocket cycle G72 with program part repetition
                    • Milling on a chord face (G15 G19 IP3)

                     


                    Do you have any questions?

                    Our experts are at your disposal. We look forward to your inquiry!

                    Jürgen Wollny

                      Mr.Ms.

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                      KELLER Christmas Party 2024

                      Christmas Spirit in the Finnish Grillkota! This year, we took our KELLER Christmas party to a truly special location: the Finnish Grillkota (Fyrhouse) at the “Grillakademie” in Bochum. After a cozy…