Pozidriv Bichromate Lag Screw 4, 0/20x 30 mm. (25 Pieces)
Dichromated pozidriv lag screws 4, 0/20x 30 (25 pieces). -Screws that have the ability to advance as they are turned, while creating their own thread. -Measurements: 4.0/20x 30 mm. -Blister 25 pieces.