The JET Tools JBPB-12 is a 12 oz. plumb bob featuring a body machined from solid brass. Its hardened steel tip can be replaced, and a spare tip is included. The top can be unscrewed to allow the line to be centred. This brass plumb bob is identified by product number 779171 and catalogue SKU SUW-779171.

• 12 oz. weight with a solid brass machined body.
• Replaceable tip made from hardened steel.
• Includes one additional tip.
• Unscrewable top allows line centering.
• Model JBPB-12; product number 779171.