We give a waiver for this – but please inform INNOWAW ASAP that the bottom of the TIP must not be glass blasted. Reg. 2)a) We cannot use parts with visual grinding as shown on below pictures. Please sort for nice looking parts and only used these. NC parts to be rejected to INNOVAW.b) At the moment the visual appearance of the grinded edge is more important then the dim. of 73,3 +/- 0,2. We can give a waiver for the dim. but not for the visual appearance.