chalk compasses (can clip chalk)(粉笔圆规（可夹粉笔）) multi-purpose compasses (can clip chalk, whiteboard marker)(多用圆规（可夹粉笔、白板笔）) [non-magnetic] 1 m ruler (fixed handle)(【无磁】1米直尺（固定手柄）) [non-magnetic] 1 m ruler (removable handle)(【无磁】1米直尺（可拆卸手柄）) [non-magnetic] 50cm protractor(【无磁】50cm量角器) [non-magnetic] 50cm pointer protractor(【无磁】50cm指针量角器) [non-magnetic] 45 degrees set square(【无磁】45度三角尺) [non-magnetic] 60 degrees set square(【无磁】60度三角尺) [non-magnetic] set square 60/45 suit(【无磁】三角尺60/45套装) [non-magnetic] chalk compasses + triangle ruler set + protractor = 4-piece set(【无磁】粉笔圆规＋三角尺套装＋量角器=4件套) [non-magnetic] chalk compasses + triangle ruler set + protractor + ruler = 5-piece set(【无磁】粉笔圆规＋三角尺套装＋量角器＋直尺=5件套) [magnetic] 1 m ruler (fixed handle)(【磁性】1米直尺（固定手柄）) [magnetic] 50cm protractor(【磁性】50cm量角器) [magnetic] 50cm pointer protractor(【磁性】50cm指针量角器) [magnetic] 45 degrees set square(【磁性】45度三角尺) [magnetic] 60 degrees set square(【磁性】60度三角尺) [magnetic] set square 60/45(【磁性】三角尺60/45整付) [magnetic] multi-purpose compasses + triangle ruler set + protractor = 4-piece set(【磁性】多用圆规＋三角尺套装＋量角器=4件套) [magnetic] multi-purpose compasses + triangle ruler set + protractor + ruler = 5-piece set(【磁性】多用圆规＋三角尺套装＋量角器＋直尺=5件套)

teaching ruler(教学用尺)