The flat one-sided dapping die block is made of hardened steel and measures 182mm x 98mm x 30mm with 29 hemispherical high polished depressions. The depressions are deeper than their radius thus obtaining shapes of full, perfectly smooth hemispheres. Comes with 29 matching punches made of hardened steel with polished punches. The set comes in a wooden box that organizes punches by size markings. Made in Europe.