What font is used for the 7 symbol on a slot machine?

HOT ROLL! 3 Reel Slots! Wild Red Sevens + Pink Diamond + Cash red slot 7 Super Times Pay Slot Machine, Wild Red Sevens, & Mermaid Pearl Bonuses with a BIG Win red festival slot machine Welcome to 7th heaven where FREE SPINS RETRIGGER and WILDS LOCK for glorious rewards in 777 STRIKE! This 5x3 slot has on old-school feel but

red hot devil slot machine 7 FLIPPIN OUT 5 REEL TRIPLE DOUBLE 3X 2X 5 REEL 7 TIMES PAY LUCKY LINES 5 LINE