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Probe of the Month (TM)

  • Probe of the Month August 2018

    Probe of the Month August 2018

    July 2018’s Probe of the Month is an ultra-light right-angle stylus holder with M2 threads. It features a 45.0 mm long stainless steel body with a set screw at one end to hold an unthreaded stylus at a right angle....

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  • Probe of the Month June 2018

    Probe of the Month June 2018

    June’s Probe of the Month is a right-angle stylus with a 3.0 mm diameter zirconia ball. The ball is mounted on a 1.5 mm diameter carbide stem that is bonded to a stainless steel stylus holder. The stylus is designed...

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  • Probe of the Month May 2018

    Probe of the Month May 2018

    May’s Probe of the Month is an M3 XXT stylus with a 12.7 mm (1/2”) diameter ceramic hemisphere, 3.0 mm diameter carbon fiber stem, and 5.0 mm diameter by 9.0 mm long titanium base.  Overall stylus length is 37.0 mm....

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  • Probe of the Month May 2018

    Probe of the Month May 2018

    May’s Probe of the Month is an M3 XXT stylus with a 12.7 mm (1/2”) diameter ceramic hemisphere, 3.0 mm diameter carbon fiber stem, and 5.0 mm diameter by 9.0 mm long titanium base.  Overall stylus length is 37.0 mm....

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  • Probe of the Month April 2018

    Probe of the Month April 2018

    April’s Probe of the Month is a one-piece stainless steel cube, stem, and base.  The cube has five M3 tapped holes and the base has M3 threads.  The stem is 3.0 mm in diameter.  It’s 32.7 mm long overall and...

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  • Probe of the Month March 2018

    Probe of the Month March 2018

    This tiny stylus is almost too small for a macro lens to capture.  It's a 0.6 mm diameter ruby hemisphere mounted on a 0.25 mm diameter carbide stem.  The miniscule hemisphere was created by cutting a 0.6 mm diameter ruby sphere in half.  A...

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  • Probe of the Month February 2018

    Probe of the Month February 2018

    February’s Probe of the Month is a special right-angle stylus made almost entirely of carbide. It features a 2.0 mm diameter carbide ball on a 1.25 mm carbide shaft, attached to a 2.5 mm diameter carbide ball on a 1.75...

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  • Probe of the Month January 2018

    Probe of the Month January 2018

    Q-Mark's Probe of the Month for January 2018 is a custom 5-sided holder for M5 styli. It's made of hard anodized aircraft-grade aluminum and features a center M5 tapped hole for mounting. It weighs 53.7 grams including five AFG-1320 ruby styli. By...

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  • Probe of the Month December 2017

    Probe of the Month December 2017

    December’s Probe of the Month is a custom AGD indicator tip. It features 4-48 threads and a 4.75 mm diameter OD that is knurled for easy grip. A 1.5 mm diameter high-precision grade 5 silicon nitride sphere is mounted to the stainless...

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  • Probe of the Month November 2014

    Probe of the Month November 2014

    November 2014's Probe of the Month is a right-angle stylus with a 1.5 mm ruby ball.  The ruby ball is mounted on a carbide stem that is mounted to a custom hard anodized aluminum extension.  A standard M3 rotary adapter...

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  • Probe of the Month November 2017

    Probe of the Month November 2017

    Custom M5 Stylus November's Probe of the Month is a custom M5 stylus with a 11.9 mm diameter solid carbide ball, 2.0 mm diameter carbide stem, and 11.0 mm diameter x 10.0 mm long stainless steel M5 threaded base. The...

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