![Came from Ikea desk instructions. Trying to figure out what that circle bit is. Best guess is for a tamperproof bolt of some kind, but the screwdriver even shows a conical end Came from Ikea desk instructions. Trying to figure out what that circle bit is. Best guess is for a tamperproof bolt of some kind, but the screwdriver even shows a conical end](https://preview.redd.it/gcckoan9dg651.jpg?width=640&crop=smart&auto=webp&s=086fed163a96463df1737a9ee9243b558d93a708)
Came from Ikea desk instructions. Trying to figure out what that circle bit is. Best guess is for a tamperproof bolt of some kind, but the screwdriver even shows a conical end
![K Kwokker 10PCS 100MM Allen Wrench Drill Bits, 1/4 Inch Hex Shank Hex Screwdriver Bit Set, 1.5mm-12mm Black Allen Key Bit Set for Assembling IKEA Furniture : Amazon.co.uk: DIY & Tools K Kwokker 10PCS 100MM Allen Wrench Drill Bits, 1/4 Inch Hex Shank Hex Screwdriver Bit Set, 1.5mm-12mm Black Allen Key Bit Set for Assembling IKEA Furniture : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71vd8RjxujL._AC_SS450_.jpg)
K Kwokker 10PCS 100MM Allen Wrench Drill Bits, 1/4 Inch Hex Shank Hex Screwdriver Bit Set, 1.5mm-12mm Black Allen Key Bit Set for Assembling IKEA Furniture : Amazon.co.uk: DIY & Tools
![K Kwokker 20 x Allen Key Bit Set Hex Wrench Magnetic Screwdrivers 2.3" Long 1/4" Diameter Quick Release Extension Bit Holder Set for Assembling IKEA Furniture (10pc Metric & 10pc SAE) : K Kwokker 20 x Allen Key Bit Set Hex Wrench Magnetic Screwdrivers 2.3" Long 1/4" Diameter Quick Release Extension Bit Holder Set for Assembling IKEA Furniture (10pc Metric & 10pc SAE) :](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71sS0PKfaqL._AC_SS450_.jpg)