Pickaxe P402 1.forged steel C45# and railway steel Mn65 2.heat-treatmeat 3.weight: 1.5KG, 1.8KG 2KG 2.2KG 2.5KG 2.8KG 3KG Pickaxe P4021.forged steel C45# and railway steel Mn652.heat-treatmeat 3.weight: 1.5KG, 1.8KG 2KG 2.2KG 2.5KG 2.8KG 3KG, 4LB-7LB4.pick with oval and round eye, chisel&point5. Pick head hardness at about 45"--55"6. surface:sandblasting,painting,baking varnish ,powder coat, ...