This is normal. The problem is that the hole they make is bigger than the head of the screw and it will sink if you don't stop it.
πͺ Strong and Versatile: National Hardware N222 406 Square Bolts for Secure Fastening
7 Review
POWERTEC 4 Inch 20 2 Inch QTB1005 T Slot: A Revolutionary, High-Quality Power Tool Accessory!
8 Review
Highly π Sought-After Fastener: Connector 014973445713
9 Review
π© M6 1.0 Stainless Steel Flanged Hexagon Flange
8 Review