20cm plastic nivel, STANLEY. Impossible to go without minimum measure tools (lengthes, widths, thicknesses).
STANLEY - Online sales of surfboard making supplies [blanks, resins, tools, futures fins] - VIRAL SURF
Shaping kit model 20
Surfboard Measuring Devices Archives - Foam E-Z, The Original One-Stop Surfboard Supply Shop
Surfboard Shaping Tools – Fiberglass Source
Toolboxes
STANLEY® FATMAX® Stell Long Tape Measure 20m
STANLEY® FATMAX® Stell Long Tape Measure 20m
Surfboard Shaping Tools – Fiberglass Source
Aexit 20cm 7.8 Linear Measurement Inch Length Measure Clear Plastic Straight Edge Ruler Rulers 2 Pcs