STR2-0510
$229.00
M2 star stylus with (4) 0.5 mm diameter ruby balls. Fully adjustable. 10.0 mm from ball center to ball center. Stainless steel hub and screw. 0.3 mm diameter carbide stems. Total weight is 0.72 gram. Compare to Renishaw A-5003-4011 and Zeiss 000000-1776-939.