M3A1 M1 Garand Combo Tool PK Coded WWII on useOriginal PK Coded M3A1 Combo tools made by Parker Manufacturing Company of Worcester, Mass. Parker was the earliest contractor of Rev-1 production M3A1's during WWII. The Ordnance Department awarded Parker its first contract in February of 1944. These were produced through the end of WWII and after. Two pictured are available, both used in very good condition. These are sold individually so select quantity desired when adding to cart. Click on image for larger view of actual tools available.