6x M6 Captive T Nut Pronged Tee Insert for Fixing Bolt Screw into Wood BZP Steel
BZP Steel pronged T nuts are great when you need an anchor point in timber. How to use T nuts correctly can be found on many Youtube sites. 6x M6 Captive T Nuts Pronged Insert Blind Tee Nuts - Bright Zinc Plated Steel.