Normal ground areas maintain finishes of 16 µin or far better. When surface finishes are vital in enhancing friction and don general performance, finishing operations can enhance surfaces as many as 4 µin providing area flatness to at least one helium gentle band. Skip to key content Thank you for https://www.facebook.com/permalink.php?story_fbid=pfbid02ws7yKXYnDtagd2QCG2efpvDkSNwmF2WUjzyvs57oNZWzpnH7kZfYtyPj7ZHj96WWl&id=61562415773754&__cft__[0]=AZVXF7wwkwVrGwXhLHlWq0WYEaYF-e5N701eksTVK6raAKXDmmGtXEuEcq7qAU0AVkXuEH3b-I08oOixL37B8kDgpxFIrwtPrBoavWSmD5B0DbRLJfBBhDRNoimNbszVK4wkeJVpSLf_UvGetzgmMrznaVdqVmQDzfRFjfRiWkSAolSv0bgaMkTAG1cSvbwjmHunBnlWlPx5PscsERP0c-Sg&__tn__=%2CO%2CP-R