drafting tables
alvin 130c 18 30 60 18 inch professional triangles
will not discolor or warp with age and handling the machined finish and hand polished edges of the c series clear and f series fluorescent meet or exceed government specifications the f series is extremely popular because the refracted light has an illuminating effect on the drawing by accentuating the triangles edge all models feature a double taper cutout center for quick easy lifting from any angle sku alv7440
alvin