1:size:100g,200g,300g,500g,800g,1000g,1500g,2000g... 2:materials; carbon steel ,forged , painted or whole polished; 3:ha

the product standard: DIN 1041the production standard: ISO 9001:2000the material of hammer head is 1045 carbon steel

the hardness is HRC50-58

the surface treatment is black paint.

the material of hammer handle is oak wood, ash wood, fiberglass, steel tube with pvc grip.