Access screw and bolt specifications with detailed dimensions and material grades. View US screws including 93 sizes and 74 material options. Purchase metric screws for 210 sizes and 86 material grades.
by Perfectly Simple Apps LLC★ 4.6197 ratingsReferenceFreeData updated 2026-09-08
Calculate bit size for threaded holes using bolt diameter, thread pitch, and percentage for inch and metric threads. Display close fit hole sizes for common sizes. Provide tables for standard inch fractional and numeric bit sizes.
Calculate materials with 10 tools for gravel, soil, mulch, concrete, pavers, retaining walls, grass seed, sod, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters. Output results in US customary or metric units.
Estimates materials for installation including sheets, mud, tape, and screws. Calculates using imperial or metric units. Sends results via text or email.
Convert units including currencies, length, weight, and temperature. Convert time zones and calculate percentages. Includes a running pace calculator and other utility tools for precise measurements and calculations.
Estimate volume for rectangular, circular, and stepped slabs, footings, columns, walls, and steps. Calculate block and CMU quantities for walls. Estimate mortar mix materials and rebar amounts. Determine gravel needs for bases.
Calculate material needs for patios using seven estimators: concrete slab, pavers, paver base, polymeric sand, sand & gravel, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters.
Helps users calculate measurements with fraction, decimal, and board foot tools. It includes a library of 31 species with images and properties. Features also cover lumber grades, grain orientation, joinery types, and guides for adhesives and screws.
Calculate materials for and brickwork projects. Estimate blocks, bricks, mortar, concrete, and gravel needed. Input wall dimensions in various units. Use calculators for area, volume, and retaining walls.
Calculate boards and fasteners needed for a project. Input dimensions to determine quantity of boards, screws, and hidden fasteners. Estimate total cost for materials based on input measurements.
Lookup , pipe, and data instantly without an internet connection. View number of bolts, diameter, length, wrench , pattern, and target . Check dimensions including outside diameter, thickness, circle diameter, and weight.
Offers standard and advanced math functions including percent, negative sign, memory, brackets, and history. It includes trigonometry, roots, exponents, and logarithms.
Calculate measurements and perform unit conversions for projects. Perform trigonometric calculations and angle measurements. Access a full user guide and use built-in formulas for precise calculations.
Detect metal objects on walls using the device's . Adjust sensitivity and settings to fine-tune detection. Locate studs, nails, and screws by identifying ferromagnetic materials. Provide visual feedback for precise positioning.
Take photos and add measurements with arrows to save object dimensions. Adjust scale using pinch zoom and magnifier view. Save photos with measurement data and share them with others. Supports both imperial and metric units.