Tool · Beginner
Metric tapping drill size
Find the correct starting hole for metric internal threads.
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51 results
Tool · Beginner
Metal weight calculator
Estimate plates, bars, pipes and structural sections.
Open reference →Tool · Beginner
Industrial unit converter
Convert common workshop length, weight and temperature units.
Open reference →Tool · Intermediate
Drill speed and feed
Calculate starting spindle speed and feed for drilling.
Open reference →Tool · Intermediate
Paint and coating area
Estimate paintable area, coverage and litres.
Open reference →Tool · Intermediate
Pipe surface area
Calculate outside pipe area for coating and insulation.
Open reference →Tool · Intermediate
Tank volume
Estimate rectangular and cylindrical tank capacity.
Open reference →Tool · Intermediate
Sheet metal bend allowance
Estimate bend allowance, deduction and flat blank length.
Open reference →Tool · Intermediate
Milling speed and feed
Calculate starting milling speed and feed rate.
Open reference →Tool · Intermediate
Turning speed and feed
Calculate lathe spindle speed and feed rate.
Open reference →Tool · Intermediate
Pipe flow and pressure drop
Estimate water velocity and straight-pipe friction loss.
Open reference →Tool · Intermediate
Welding heat input
Estimate arc energy and corrected heat input.
Open reference →Guide · Beginner
Welding joint types and fabrication guide
Choose a joint, weld type, preparation approach and suitable process.
Open reference →Tool · Expert
Thread clearance hole
Reference tap-drill and clearance-hole sizes.
Open reference →Tool · Expert
Fabrication job cost
Build a structured material, labour and markup estimate.
Open reference →Tool · Expert
Material cost
Estimate material spending from weight and price.
Open reference →Tool · Expert
Labour hours
Estimate total labour hours and direct cost.
Open reference →Tool · Expert
Bolt circle / PCD
Lay out equally spaced holes around a pitch circle.
Open reference →Tool · Expert
Rebar weight and quantity
Estimate bar count, length and theoretical weight.
Open reference →Tool · Expert
Concrete volume
Estimate concrete for slabs, footings and columns.
Open reference →Tool · Expert
Cutting time and production rate
Estimate cycle time, batch time and parts per hour.
Open reference →Tool · Expert
Drilling power
Estimate drilling feed, material removal rate and power.
Open reference →Tool · Beginner
Countersink depth & diameter
Depth and point depth for a countersunk hole.
Open reference →Tool · Beginner
Drill tip / blind-hole depth
Tip depth and total travel for a pointed drill.
Open reference →Tool · Expert
Bolt torque & preload
Starting torque from bolt size, grade, K factor and target preload.
Open reference →Tool · Expert
Beam deflection
Deflection and span ratio for common beam cases.
Open reference →Tool · Expert
Fillet weld strength & required leg
Throat, capacity and required leg for a fillet weld.
Open reference →Tool · Intermediate
Weld consumable quantity
Weld-metal and consumable mass from joint size and length.
Open reference →Tool · Intermediate
Carbon equivalent & preheat screening
IIW carbon equivalent as a preheat screening value.
Open reference →Tool · Expert
Press brake tonnage
Air-bend force per metre and total force against capacity.
Open reference →Tool · Intermediate
Multi-bend flat pattern
Flat length for tray, U and Z bends.
Open reference →Tool · Intermediate
Reverse K-factor from a test bend
Back-calculate K factor from measured flat dimensions.
Open reference →Tool · Intermediate
Pipe weight per metre
Weight per metre from nominal size and schedule.
Open reference →Tool · Intermediate
Pump head & power
Total head and shaft power from flow, pipe and static lift.
Open reference →Tool · Beginner
Brickwork & mortar
Bricks, mortar, cement bags and sand for a volume.
Open reference →Tool · Beginner
Plaster quantity
Wet and dry plaster, cement bags and sand for an area.
Open reference →Tool · Beginner
Tile quantity & grout
Tiles and grout mass for an area and joint size.
Open reference →Tool · Beginner
Right-triangle / 3-4-5 layout
Hypotenuse and angles for layout and squaring.
Open reference →Tool · Intermediate
Pulley & belt length
Open-belt length, ratio, driven speed and wrap angle.
Open reference →Tool · Intermediate
Gear ratio & pitch diameter
Pitch diameters, ratio, output speed and centre distance.
Open reference →Tool · Expert
Sling angle & tension
Tension per leg from load, legs and sling angle.
Open reference →Tool · Intermediate
Hardness conversion
Approximate conversion between HRC, HV and HB.
Open reference →Tool · Intermediate
Reaming allowance & pre-hole
Pre-hole size from finished diameter and allowance.
Open reference →Tool · Intermediate
MIG starting settings
Indicative starting voltage and wire feed.
Open reference →Tool · Beginner
Shielding gas flow & cylinder duration
Hours per cylinder and cylinders needed for a job.
Open reference →Tool · Intermediate
Rectangular sheet nesting & yield
Parts per sheet, yield and offcut for rectangles.
Open reference →Tool · Intermediate
Excavation volume & haulage
Bank and loose volume and truck loads.
Open reference →Tool · Expert
Hydraulic cylinder force & speed
Push and pull force and speed from bore, rod and pressure.
Open reference →Tool · Beginner
Chord, arc & sagitta
Chord, arc, sagitta and segment area.
Open reference →Tool · Expert
Beam bending stress & section modulus
Bending stress, utilisation and required section modulus.
Open reference →Tool · Expert
Section properties
Area, second moment, section and plastic modulus.
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