5 X 1/2 CSK Sq Recess BZP (Self Tapper) 200 pack

Olympic Countersunk Square-Lok 

• Bright zinc plated hardened steel
• Type C (formerly AB)
• Ideal for use in thin sheet metal, brass, aluminium, plastic and fibre glass
• Used extensively in spring steel nut and clip applications
• Self tappers have the ability to form or tap their own threads into the mating material
• Screw gauge: 5
• Length Inches: 1/2
• Unit Qty: 200