Otter Screws Hex Head SDS Fine Thread, Class 3 - 12g x 20mm measuring-tools and professional users alike

and professional users alike

Their button head offers a neat finish

A self-adhesive nylon brush strip seal is perfect for installations with larger gaps

These extra heavy-duty 1-inch (25mm) blade cutter knives are designed with a comfort grip for ease of use

Otter Screws Hex Head SDS Fine Thread, Class 3 - 12g x 20mm measuring-tools and professional users alikeEngineered for precision fastening in steel applications, these Otter Hex Head SDS screws feature a self drilling point capable of penetrating steel up to 6. 0mm without pre drilling. The fine thread design delivers superior grip and holding capacity, while the hex flanged head distributes load evenly across flat surfaces, preventing pull through failures. Cold forged and roll formed from hardened wire for exceptional durability. Ideal for structural