Apparatus designed for use as both a string line anchoring devic
Apparatus for facilitating roadway grade measurements
Automatically retractable chalk and plumb line assembly
Automatically retractable chalk line assembly
Automatically retractable chalk line device
Automatically retracting chalk line assemble
Automatically retracting chalk line marking tool
Battery powered chalk line systems
Chalk box
Chalk box
Chalk box with arched neck
Chalk collector and method
Chalk line apparatus
Chalk line assembly having multiple lines and a motorized windin
Chalk line device
Chalk line device, hook therefor, and method
Chalk line dispenser
Chalk line dispenser holder system
Chalk line end
Chalk line end fastener