
These screws were spot on. The metal looks soft. I removed a few heads by simply screwing them into the plywood. I didn't pre-drill, but I did purchase other screws like this from another seller on Amazon that were better quality and didn't require pre-drilling.

Xiaomi MiJia Electric Screwdriver Gun Cordless Screwdriver Black
20 Review

SZHKM 150PCS M6 Kit Crib Screws Hardware Replacement Kit Hex Socket Head Cap Screws Nuts Zinc Plated M6 Screws Barrel Screws Furniture Screws And Bolts Assortment Kit For Baby Bed With Free Tools
24 Review

Universal JONNESWAY S04H52494S, 94 pcs, green
11 Review

π Squeeeek No More Hardwood Replacement: Bid Farewell to Annoying Floor Squeaks
10 Review