Dutch to English Tech/Engineering Metallurgy / Casting

This is a piece about knives and I would be most grateful if you could help. "De heftplaten zijn van zwart Micarta, vastgezet met inbusbouten." If you wish to have a look at the knife in question, follow this link: http://www.brentsandowknives.com/range/fk.htm The knife is teh top one called Tactical 1.