TM3-4033-S
$31.00
M3 stylus with 4.0 mm diameter ruby ball, 2.5 mm diameter stainless steel stem, and 4.0 mm diameter stainless steel base. Stylus length to ball center is 31.0 mm. Weight is 2.00 grams. Compare to Renishaw A-5000-3554 and Mitutoyo K651151.