however the Kincrome Professional Bearing Packer has solved this problem

990mm Collapsed - 1650mm Fully Extended

Our dual-hole design and ring groove allow for easy socket attachment and removal

Agitation should restore product to original form

Leviathan White Block Chalk | 24 Stick Pack Colour:White however the Kincrome Professional BearingBlock chalk is a good wearing general purpose chalk that comes in a block of 6 sticks. Each stick is snapped off the block for individual use. Commonly used for temporary marking of most substrates including steel, bitumen, rubber, concrete, timber and cardboard. Available in White only. Packed: 24 sticks per handy pack Options Black 12020301 Blue 12020303 Fluoro Orange 12020326 Green 12020304 Red 12020302 White 12020311 Yellow 12020305