12g-24 x 85mm - 500pc Series 500 Hex Metal Drilling Screws Galvanised Class 4

Series 500 Hex Galvainsed Self Drilling Screws 12-24 x 85mm - 500 pc

• No5 Extended Metal Drilling tip for thick steel
• 500 pc
• 85mm Length
• Galvanised Coating (C4) suitable for outdoors
• Hex washer head

Series 500 Self Drilling Screws have a hardened extra long self drilling point which cuts through thick mild steel without the need for pre-drilling. The hex head enables a fast, secure drive into the steel and the fine cut thread allows for threading into thick steel. The galvanised coating is suitable for most outdoor applications. Series 500 screws are also known as S500 and No 5 Extended Self Drillers