Features:_x000D__x000D_The spring compass can be used to draw arcs and circles, bisector angles, bisector segments, and measure dimensions in the work of the fitter. _x000D_It is the basic tool used to determine the center position of the hole and the axle and to draw parallel lines. _x000D_The spring compass is made of 45# steel material, and the two feet are quenched. _x000D_With spring locking device, it is more accurate than ordinary marking, easy to use and easy to operate. _x000D_Professional and practical design with beautiful appearance, easy to carry and use. _x000D__x000D_Specification:_x000D_Size: 75mm/100mm/125mm/150mm (Optional)_x000D_Material:45# Steel_x000D__x000D_Package List:_x000D_1*Leather Craft Compass 1The spring compass can be used to draw arcs and circles, bisector angles, bisector segments, and measure dimensions in the work of the fitter. 2It is the basic tool used to determine the center position of the hole and the axle and to draw parallel lines. 3The spring compass is made of 45# steel material, and the two feet are quenched. 4With spring locking device, it is more accurate than ordinary marking, easy to use and easy to operate. 5Professional and practical design with beautiful appearance, easy to carry and use.