Matching Wehrmacht issue field cutlery set marked GK&F 41/42

Textbook field cutlery marked GK&F 41 which indicates production by Gebr. kugel & Fink, Lüdenscheid in 1941. The maker Gebr. Kugel & Fink, Lüdenscheid is mainly known for their production of belt buckles but they produced a lot more than just belt buckles!