Anchor Load CalculatorWill your anchors hold? Enter the load, material, and anchor count for a specific anchor recommendation, per-anchor load, and a […]Bolt Spacing CalculatorCalculate bolt count and layout for structural connections, and validate NDS minimum spacing and end-distance requirements for your bolt diameter. […]Drawer Slide CalculatorHow many drawer slides to buy for a cabinet project, based on your drawer count and mount style. Number of […]Hinge Placement CalculatorExactly where to locate door hinges, with a placement breakdown that repositions as you adjust count and dimensions. Hinge size […]Joist Hanger CalculatorGet the right Simpson hanger model, nail specification, and total nail count for your framing project — with a load-capacity […]Lag Bolt CalculatorFind the right lag bolt size for your shear load, with pilot hole diameter, embedment depth, and a full comparison […]Nail Quantity CalculatorCalculate nails, weight, and box count for any sheathing or framing job. Pick your application for code-correct spacing presets. Sheathing […]Post Base CalculatorSize the post-base hardware for a deck or pergola in one step. Enter the number of posts and the base […]Screw Quantity CalculatorCalculate screws, boxes, and cost for any fastening job. Pick your application and let the estimator handle the rest. Surface […]