
I have used these anchors to hang blinds and they have worked really well. The hole was a sufficient fit to stay in place while I screwed in the screws, which means something when you're hanging down a ladder!

POWERTEC 4 Inch 20 2 Inch QTB1005 T Slot: A Revolutionary, High-Quality Power Tool Accessory!
8 Review

π© Hard-to-Find Quick Fastener 014973253790 - 4 Piece Set
7 Review

π© 5-Pack of M8x60mm Stainless Steel External Hex Expansion Bolts by Yasorn
10 Review

πͺ Strong and Versatile: National Hardware N222 406 Square Bolts for Secure Fastening
7 Review