To obtain a device for scribing a circle which is a standard of a dimension at the time of cutting metal, etc.

The needle pressure adjust nut 2 of a needle 9 is fitted in a stank 1 and a sleeve 4 which is pivot is fixed on one end of the shank 1. A spring 3 for adding a pressure to the needle 9 and a guide 6 are positioned on the outer diameter of the sleeve 4 and further a shaft 10 which is a pivoting foot and a spring 5 are inserted in its inner diameter and the sleeve 4 can move in an axial direction for the shaft 10. The one end of the sleeve 4 is a square pillar and a scale stand 7 is fitted thereto and moved together in the axial direction with the guide 6. Further, the scale stand 7 can move the guide 16 end and the scriber size is adjusted by an attached dial and clamped to the guide 6 end by the fixing bolt 11. A needle 9 is installed on the end of the scale stand 7 by the fixing bolt 8.