Specialized tool for flattening or reinforcing the gluing of two pieces of leather or other craft material. Also used to tighten the seam after it is ready, to make the piece look more finished and firm.
 
 Dimensions :
 Total: 13.5 cm long, 5.3 cm wide and 3 cm high.
 The cylinder is 4 cm wide and 2.5 cm in diameter.