Torque Converter

Convert rotating force indicators between Newton-meters (Nm), pound-feet (lb-ft), and kgf·m.

Precision Formula Reference

1 = 1

Explore Additional Utilities

Drawing out ratio — starting thickness ↔ final length

Estimate expanded length when forging down the cross-section thickness of hot steel bars under conservation of volume.

blacksmithing

Color rod weight ↔ color intensity in clear glass

Calculate required color rod weights to achieve target color intensity saturation levels in clear glass gathers.

glassblowing

Dye concentration — leather area ↔ product needed

Estimate leather dye volume needed based on total surface area, coat layers, and color reduction ratios.

leatherworking

Drift calculation — wind speed ↔ canopy speed → landing offset

Calculate descent drift offset distance, wind deflection angles, and flight heading corrections for precision landing dropzones.

parachuting-skydiving

Plying angle ↔ yarn strength — twist balance

Calculate optimal twist plying angles, yarn twist multipliers, and balance criteria to spin stable structured yarns.

fiber-arts

Rivet size — leather thickness ↔ post length needed

Calculate the correct rivet post length based on your total leather material stack thickness and hardware style.

leatherworking

Etching time — acid strength ↔ plate depth ↔ minutes

Estimate intaglio plate etching durations in nitric acid or ferric chloride based on metal type and Baumé strength.

printmaking

Pattern scaling — original size ↔ scaled dimensions

Scale sewing and cutting patterns up or down uniformly. Convert dimensions between source and target sizes.

leatherworking

EC ↔ ppm ↔ TDS — nutrient solution strength

Convert liquid nutrient electrical conductivity (EC) to parts per million (PPM) under Truncheon, 500 (TDS), or 700 (Hanna) scales.

hydroponics

Colony weight gain — nectar flow ↔ kg per day estimate

Estimate the daily hive weight gain from raw floral nectar inflow and final cured honey production.

beekeeping

Covering material — book size ↔ cloth/leather dimensions

Determine required dimensions for book cloth, leather hide, or cover board wrapping based on book block margins.

bookbinding

Pixel resolution — ground sample distance ↔ map scale

Calculate Ground Sample Distance (GSD), raster pixel resolutions, and minimum map scales for digital cartography and aerial imagery.

cartography-gis

Screen mesh count ↔ ink deposit thickness

Calculate screen printing wet ink layer thickness and emulsion coats based on screen mesh count and thread diameter.

printmaking

Adhesive ratio — PVA ↔ paste ↔ water formulation

Formulate custom bookbinding adhesive mixtures (polyvinyl acetate and wheat starch paste) for perfect open time and flexibility.

bookbinding

Exposure time — emulsion type ↔ UV source ↔ seconds

Estimate photo-emulsion exposure durations for screen printing frames or solar plates using light distance calculations.

printmaking

Edition numbering — total prints ↔ AP ↔ PP allocation

Structure printmaking edition runs with proper numbering layouts, Artist Proofs, and Printer Proofs allocations.

printmaking

Tanning solution strength — hide weight ↔ chemical ratio

Calculate tanning agent concentrations, water ratios, and oil emulsions needed based on cured hide weight.

taxidermy

Coverage rate — chemical amount ↔ area treated

Determine total chemical volume or weight required based on the target area, sprayer output flow, and speed.

pest-control

Steel bar weight — cross section ↔ length ↔ kg

Calculate steel bar weights for square, round, or flat profiles based on thickness and length.

blacksmithing

Wind window — apparent wind angle ↔ power zone position

Determine apparent wind speed, angle, and optimal power zone placement.

kite-surfing