Choosing an Impact Driver for Pressure-Treated Lumber Pressure-treated lumber is harder on fasteners and tools than ordinary pine. The wood may be wet, dense, and slightly swollen, while the treatment chemicals can accelerate corrosion on…
Choosing a hammer drill for concrete block Concrete block is less demanding than poured concrete, but it is still hard on ordinary drills and bits. For a few small holes in hollow block, a decent…
Why right-angle attachments help in joist spaces Drilling through a joist is awkward when a wall, duct, or neighboring joist leaves too little room to line up a full-size drill. A right-angle attachment turns the…
Drilling through a wall stud or plate can require more reach than a standard bit provides. The right extension gets the chuck or driver clear of the framing while keeping the bit aligned. The wrong…
Mixing a small batch of thinset is a tougher job for a cordless drill than driving screws. The load rises as the powder wets, and a paddle can twist the drill hard enough to strain…
Stainless steel is harder on drill bits than ordinary mild steel. It generates heat quickly, work-hardens if the bit rubs instead of cutting, and can destroy a cheap bit in seconds. Mild steel is more…
Square-drive deck screws are easier to drive than Phillips screws, but only when the bit fits correctly. A loose bit rounds the recess, slips under load, and can leave you with a half-driven screw that…
Best Concrete Screws for Attaching Electrical Conduit Clips For fastening electrical conduit clips to concrete, the best screw is usually a hardened concrete screw with a hex washer head, not a general-purpose wood screw or…
The right bit matters more than extra drill power when you want a clean hole in hardwood. A sharp bit with a cutting point and edges sized for the job will usually leave a neater…
Why an impact driver works well for MDF cabinets MDF is dense, uniform, and prone to crumbling when a screw is overdriven or placed too close to an edge. An impact driver can drive cabinet…