Balisong Butterfly Knife D2 Steel Bowie Blade Replacement Single Tang Pin For Channel Constructed Models.

Blade Will Fit Multiple Models:

• Chinese Clones of the BM43
• All Chinese Made Models with 4mm pivot holes
• Taiwanese Channel Constructed Linton Models
• Exiled Cutlery Corp. FU43
• Benchmade BALISONG BM43
• Taiwanese Channel Constructed Jaguar Models (pivots must be reamed)

Specifications:

• Overall Length:  4 3/4"
• Sharpened Edge Length:  3 3/4"
• Blade Width:  11/16"
• Blade Thickness:  7/64"
• 5/32" Pivot Holes

D2 Tool Steel Composition:

• C 1.5%
• Mn 0.45%
• Si 0.30%
• Cr 13%
• Mo 0.9%
• P 0.030%
• S 0.030%
• V 1.0%

D2 tool steel is an air-hardened, which offers good corrosion resistance and excellent wear resistance it contains between 10% and 18% chromium. These steels retain their hardness up to a temperature of 425 °C (797 °F). Due to high chromium content, certain D-grade tool steel grades are often considered stainless or semi-stainless tool steels.  D2, a tool and die steel, has almost enough carbon to be "stainless."