The only flat lying compass in the world. Self supporting, giving more stability and control, reducing margin for error. Solves the problem found with traditional compasses and trammels which have high centre of gravity, and are therefore unstable and entirely dependent on the operator for their position. Fits any steel or aluminium rule from 6 inch (152mm) upwards with blade width less than 50 mm (not supplied). Unrivalled marking, mortise and panel gauge with greater range to mark deeper into the board. High tolerance scribing and cutting gauge. Includes hyper fine snap off dispensable blade. Scribes high tolerance parallel or curved lines. This product includes: 2 x Trammel head 1 x Blade post 1 x Scribe/pivot post 1 x Hyper fine blade 1 x Pencil 1 x Hex key

Used for making markings on materials when measuring.

Can be used vertically as a plumb bob - Weight and style combination provides “Plumb Bob” utility Rubber over moulded case for strength and better grip High impact ABS case for durability 3.5 to 1 gear ratio - rewinds 3 x faster Patented chalk view window to see exactly how much chalk you have left Metal crank folds into the case for ease of storage Sliding door for quick and easy refill Stainless steel end hook for added durability and rust prevention Large 45g chalk capacity to reduce refilling times