<br />Strengthening inside corners. <br />Countersunk holes for a flush finish. <br />Zinc plated steel for internal applications. <br /><br />TECHNICAL DATA:<br />Corrosion Rating: 1 - Clean, dry; low humidity environments<br />Fixing Hole Dia. mm: 5<br />No. of Screw Holes: 4<br />Size H x L x W mm: 50 x 50 x 16">