TechFast Hex/Washer Self Drilling Roof Screw 6.3 x 22mm
2021-4-13u2002·u2002TechFast Hex/Washer Self Drilling Roof Screw 6.3 x 22mm (100 Pack) is rated 4.7 out of 5 by 18. Rated 5 out of 5 by Charliebee from Useful little screws I bought these to attach polycarb sheets to our greenhouse frame to stop them blowing out, they were so easy to use and have done the job fantastically well.
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