This is the 36" No-Slip Straight Edge Ruler from Great Planes.
FEATURES: Flexible aluminum construction, silver in color
Standard (SAE) measurements up to 36"
Metric measurements up to 915mm
Non-marring cork backing prevents slipping on work surface
Hole drilled on end to hang near work area
INCLUDES: 36" No-Slip Straight Edge Ruler from Great Planes
SPECS: Length: 36" (915mm)
Width: 1.7" (44mm)