RENISHAW Ruby Ball Styli M2 Ø4 mm (stainless steel stem) L 10 mm (A-5000-4154)
M2 Ø4 mm ruby ball, stainless steel stem, L 10 mm, EWL 10 mm
RENISHAW Ruby Ball Styli M2 Ø4 mm (stainless steel stem) L 20 mm (A-5000-4161)
M2 Ø4 mm ruby ball, stainless steel stem, L 20 mm, EWL 20 mm