Drafting Jet Bow Compass & Beam Bar Instrument Kit

Drafting Kit Jet Bow Compass & Beam Bar - A complete selection of drawing tools for creating pen or pencil circles up to 28” in diameter. The set is based on two Jet Bow Combination Compasses. All components are packaged within a convenient carrying case. The kit includes:

• 6" speed compass with inter-changeable pen, pencil and divider parts, replaceable needle points
• 4 1/2" bow compass with inter-changeable pen, pencil, and divider parts
• 6" beam bar and slide coupling for circles up to 28" in diameter
• 6" friction divider with self centering gear head and replaceable needle points
• Mechanical lead holder
• Slip handle for spare ruling pen
• Lead pointer, center tack and screw driver