Dirk Pinkerton Custom Broad Head Neck Knife - DP003 Dirk Pinkerton Neck Knife. Custom Broad Head. 4 1/8 overall. One piece 154CM stainless construction with integrated finger hole. 1 5/8" double edge dagger blade. Black cord wrapped handle. Black molded Kydex sheath with neck chain. Bulk packed. Designed and handmade in USA by Dirk Pinkerton."