Colt 1911
Swiss army knives / multi tools
I just got this at Harbor Freight for $ 7.99. It's a 3 sided Sharpening Stone (Item # 94396)
Gray-120 grit; A/O (Carbon Steel)
White-240 Grit; A/O (Stainless steel/fine finishing)
Green- S/C (Carbide and other hard materials)
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Nice find, gotta love H.F.