H-13 .75" RD 7" Hand Tool Blank
$10.95
H13 is tool steel developed to excel at high temperatures. This makes it very tough to forge but it makes a resilient punch or dies for hot work applications. Take note to be careful in how you heat treat it, it is air-hardening and improper heat treatment can leave the striking end of your tool hard which can cause chipping of the tool or hammer. 
- Element: Content %
 - Chromium: 4.75-5.50
 - Molybdenum: 1.10-1.75
 - Silicon: 0.80-1.20
 - Vanadium: 0.80-1.20
 - Carbon: 0.32-0.45
 - Nickel: 0.3
 - Copper: 0.25
 - Manganese: 0.20-0.50
 - Phosphorus: 0.03
 - Sulfur: 0.03
 
