These tips are designed for easy handling of optic lenses of all shapes and sizes. The deep cupped circular design will accommodate concave, convex and flat surfaces. Precision machined from Delrin insures contamination free handling. Kit includes four bent 30° 1” (25.4mm) stainless steel probes with luer slip hub and four straight 1” (25.4mm) stainless steel probes with a luer slip hub with Non-marking Rigid Teflon tips sizes 1/4" (6.35mm), 3/8" (9.53mm), 1/2" (12.7mm) and 3/4" (19.05mm) diameter. 

NOTE: This product requires a continuous vacuum source.