Saturday Mac riddles 178

Here are this weekend’s riddles to entertain you through family time, shopping and recreation.

1: One on each hand stores in a flash you can plug in.

2: Five between two five-hundreds makes for an optical store.

3: Fastener with teeth all too often ended with the click of death.

To help you cross-check your solutions, there’s a common factor between them.

I’ll post my solutions first thing on Monday morning.

Please don’t post your solutions as comments here: it spoils it for others.