TM3-4077-BL
$70.00
M3 stylus with 4.0 mm diameter ruby ball, 2.5 mm diameter carbide stem, and 4.0 mm diameter x 10.0 mm long stainless steel base. Stylus length to ball center is 75.0 mm. Stylus weight is 5.49 grams. Compare to Blum 143906.