Working on a DIY cable railing for your deck or stairs? These CKE 30-degree angle protective sleeves are made from T316 marine-grade stainless steel, so they’re tough, rust-resistant, and perfect for outdoor use. They’re designed for 1/8\ wire rope and help you finish angled holes (around 30 degrees) in wooden posts cleanly – great for stair railings or ramps. Each sleeve is about 1.1\ long, with a flange that sits nearly flush. The pack comes with 40 sleeves plus a 7mm drill bit to get you started. They’re a patented design, so you don’t need extra washers or fittings. Whether you're a DIYer or a pro, these make installing cable railings way smoother and give it a sleek, professional look.