Hambone D'Holder Date code 13971 indicates this

Date code 13971 indicates this knife was made in the first 1/2 of 1979

The handle on this knife has been expertly modified to match the extended tang on a Buxton Special Fighter

Mammoth tooth handle

but blade has light pitting and scratches)

Hambone D'Holder Date code 13971 indicates this4 7 8" blade of 80CrV2 carbon steel, Caswell no glare finish, 9 3 4" overall length Black textured rubber scales Thong hole Extended tang pommel Lined Boltaron sheath with micarta welt and spring clip No original box Near mint condition (there are a few light stains on the tang) This collaboration between Winkler Knives and Case Knives is made by Case Knives