1/4-20 Button Head Hex Socket Bolts and washers are made of 304 stainless steel,1/4-20 Wood Threaded Inserts and T-nuts are made of Carbon Steel,with galvanized surfaces, wear resistance, corrosion resistance, rust prevention, smooth surface difficult deformation.
1/4-20 Threaded Inserts:First step:Pre-drill a hole with a suitable size in the wood with a suitable drill bit. Second step: threaded insert vertically into the hole. Third step: screw in with the 6mm Allen wrench.(When the wood hardness is high, the screw hole can be slightly larger.)
1/4-20 threaded insert T-nut, screw, bolt and washer kit is widely used in cork, solid wood, hardwood, plywood and composite board. It is an ideal choice for every household furniture maintenance.
T-nuts, threaded inserts and bolt washers are packed in a sturdy transparent storage box, and different sizes and quantities can meet your different daily use. Each size is clearly labeled. Easy to carry and store.