Self Drilling Screws 4x13mm – Pack 100

Self drilling screws, also known as Tek screws. Eliminate the need for a pre-drilled hole which allows drilling and fastening in one action.

Enables our PVC products, as well as others, to be attached to metal surfaces too.

Thread forming/cutting within the receiving material ensuring a strong tightly fitted thread. Can be used a lot where assembly and removal can be frequent.