October 31, 2019 by INDO SERVICES INDO SERVICES Ball disc styli Search Order No. Shaft Disc wt dk (mm) d1 (mm) L (mm) H (mm) 5.0-20-4 NKSK TC Ceramic 1.3g 5.0 1.5 20.0 0.5 10.0-25-4 NKSK TC Ceramic 2.2g 10.0 2.0 25.0 0.8 14.0-25-4 NKSK TC Ceramic 3.7g 14.0 2.0 25.0 1.0