1,000 rounds isn’t much.
I go thru that much in a couple of trips to my range.( a place in the nearby woods where it is open).
It isn’t much, but considering the current price and availability, now it IS much.
M2A1 .50 caliber metal can:
.22 long rifle: 5000 rounds
9mm Parabellum: 1440 rounds
.45 ACP: 1000 rounds
5.56mm NATO/.223 [in bandoliers/stripper clips:] 840 rounds
7.62 NATO, bandos/strippers: 420 rounds
.50 Browning, M9 links 100 or 105 rounds