BACK TO CATEGORIES Photo ID: 1455 (Click photo to view original size.) Category: Machine Guarding Hazard: Machine guarding was not privided to protect employees against hazards created by in-going nip points at Acme Gridley Screw Machines, a.k.a. "Chuckers" . Standard Violated: 1910.212(a)(1) Corrective Action: Attach extensions to an existing upper curved metal shroud which was serving as a coolant splash guard. Description: Unguarded nip points at the "Cam Ends" of Chucker.