Parallel Wheel Bar

Description

It is a drafting instrument used by navigator to draw parallel line on chart. It has an adjustable drawing-head with rules attached to a protector scale. The Adjustable angle between the rulers allow the lines to be drawn in varying accurate angle.

Features

• Made from 5.0 mm virgin transparent acrylic sheet.
• Provided with inking groove.
• Beveled edges.
• Engraving number and marking.
• Four brass pulley.
• Plastic clamp and nylon wire.
• It is individually packed in cover.