This standard specifies desktop and rocker-type universal woodworking circular saws with a single saw blade, manual feeding, and a saw blade outer diameter of 315 mm to 500 mm, as well as vertical and horizontal saw blades with a saw blade outer diameter of 315 mm to 1,000 mm. End dimensions and technical requirements for saw shaft components of cross-section woodworking circular saw machines. This standard applies to woodworking circular saw machines.