Roto Oval Base Crank Handle for HEX Splines
The inside of handle is six sided 5/16 inch hexagon
Designed to fit over a hexagon spline.
Used on Roto Brand hardware, mainly vinyl awning and casement windows. 
Markings: P4601 Embossed on under side of some handles

Colors:
White - Discontinued and limited to existing inventory, replace with 570014 when gone
Almond - Discontinued, replace with 570014

Finish: Powder coated
Material: Diecast
Spline: Roto 6 sided Hex
Roto Replacement Operator Parts-
570003 - Left hand, new style
570004 - Right hand, new style
570014 - Folding Handle