Chosen Solution

I just ordered and received my replacement battery but don’t have the bit to unscrew the original battery. Please advise how I can get it. Thank you!

Here’s all the bits you will need to work on just about any computer, including two Y bits: [linked product missing or disabled: IF145-022-1]

If im not mistaking you will need the Tri-point Y1 screwdriver Tri-point Y1 Screwdriver