Operate more than one type of production machine tools such as grinders, hobs, manuals, machining centers, mills, lathes on a limited range of production work, involving close tolerances and set-ups which are exacting but not usually highly involved or difficult with minimal supervision. Parker offers competitive benefit programs, including: Comprehensive coverage for medical, prescription drugs, dental, vision, voluntary optional life, accident insurance, hospital indemnity insurance and critical illness insurance with competitive premium cost.