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For Inch versions, directly under the main tab is a smaller 'Inch' tab for the Feet and Inch version.
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Fencing
Calculators ↓
M Paling Fence - Rails past Posts M Panels or Palings Between Posts Glass Pool Fence Panel Spacing
Wood Joints
& Dovetail ↓
M Standard Dovetail M Twisted Arigata Dovetail M Radial Dovetail M Log Dovetail Templates M Mortise and Tenon
Concrete
Blocks ↓
200 Series Block Quantities 200 Series Block Types and Placements 100 Series Quantities 8" Block Quantities Miter Cut Calculator - Match Offcuts M Raking Gable - Cut & Offcut Matching M Block Arch Without Template M Circular Block Walls M Starter Bar Placement Calculator
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Calculators ↓
Calculator Directory Pitch To Angle Measure Pitch Angle Scale Calculator M Rise Run Angle Pitch M Square Layout M Find Scale From Image M Linear to Square - Wood M Linear to Cubic - Wood M Golden Ratio M Pyramid Calculator M Arc Layout - Large Radius M Oval Layout M Curved Molding M Compound Miter M Weather Boards Crown Molding Measure Wall Angles Miter Gauge Bubble Level Degrees - Minutes - Seconds
Stair
Calculators ↓
M Straight Stairs M Spiral Stairs M Steel Spine Stairs M Baluster Spacing
Roof
Calculators ↓
M Hip Roof Framing M Gable Roof Framing M Skillion Roof Framing M Gambrel Roof Framing M Rafter Cutting M Rafter Cut Templates Full Scale M Soffit Drop Calculator M Bullnose Roof Sheeting Pitch to Angle Square Tail Fascia Cuts
Centers
Spacings ↓
M All Centers and Spacing M Baluster Spacing M Wall Framing M Kerf Spacing Wood Bending M Woodturning Segments M Gable Centers Spacings M Gable Stud Lengths M Diminishing Lengths At Angle M Circle Centers M Circular Paving Cutting M Masonry Arch Cutting M Tile Spacing and Fit M Running Measurements Set-out M Posts and Panels - Fences M Arched Fence Paling M Hole Spacing - Setout Templates M Fastener Spacing and Setout Brickwork Gauge and Bond
Printable
Templates ↓
M Pipe Notching Templates M Scale Rulers - all Scales M Center Rulers M Protractor Templates M Rafter Cutting Templates M Hub Spokes Spindles Templates M Cone Pattern Templates M Find Scale From Image M Wood Radial Center Join Templates M Diameter Tape Templates M Timing Degree Tape Templates M Degree Wheels + Valve Timing M Circle Divider Templates M Circle Templates M Arc Templates M Oval Templates M Polygon Templates M Star Templates M Sundial Templates + Paper Popups M Graph Paper - Lines Dots Isometric M Volume Calibration Templates M Linear Increments Templates M Bolt Circle Template Large Text Templates Clock Face Templates Spiral Templates Bézier Templates Gauge Face Template Galligraphy Guideline Paper
Mechanical
Calculators ↓
M Pulley - Belt - RPM Calculator M Band Saw Blade Speed RPM & Pulleys Gearing - RPM - MPH - Shift Motorcycle Gearing Calculator Chain and Sprocket Calculator Tire Size & Comparison Calculator
Concrete
Calculators ↓
M Slab Volumes - Edges & Thickening M Concrete Pre Mix Bags M Concrete Columns and Footings M Rebar Spacing Layout and Weight M Concrete Cutting Weights ~ Sizes M Core Drill Angles Floor AND Wall M Core Drill Angles Floor OR Wall
Tank Volume
DipCharts ↓
M Horizontal Cylindrical Tanks M Horizontal Elliptical Tanks M Vertical Cylindrical Tanks M Rectangular Tanks
Triangles
Circles ↓
Right Triangles M Scalene Triangles M Circle Calculator M Circle Chords Arcs M Angle Calculator M Polygon Calculator
Conversions
& Fractions ↓
Length Area Volume Weight Speed Length Tables Metric - Inch Length Tables Inch - Metric Fraction to Decimal Fraction Add and Multiply Psi to kPa All Lengths Custom Tables Fuel Consumption

NEW!   Brickwork Gauge, Bond and Quantities Calculator

Visually Calculate all Gauge and Bond Options with scaled diagrams + Quantities. 		Brickwork Gauge and Bond

Tank Volume Calculators

Horizontal and Vertical Cylindrical
Elliptical and Rectangular
Fill - Empty Rates + Dipstick Charts
Live Animated Diagram Results 		Horizontal cylindrical tank volume

Hip Roof Framing - Skillion - Gable

Lay out roof rafter ridge hip and creeper framing plans
Hips Ridge Commons Jacks - Lengths Angles Cuts and Template
Diagrams - Cut Templates - Setout Plans.
Rafter Calculator - Gambrel Geometry
Inch   |  Metric 		Wall Framing Calculator

Wall Framing Calculator


Calculate Wall Framing member placement,
sheet placement and quantities.

Inch   |  Metric 		Stair Calculators - Detailed Plans

Stair Calculator
Headroom - Stair and Stringer Diagrams.
Spiral Stair Calculator
Baluster Spacing Calculator
Inch   |   Metric


Deck Plan and Cost Calculator

Deck Cost and Plan Calculators
Deck Cost and Plan Calculators
Stumps, Bearers, Joists, Boards.
Spacings, Quantities, Costs.
Inch   |  Metric 		Baluster Spacing Calculator

Baluster Spacing Calculator
Calculate any Centers and Spacing with Quantities and Running Set-out Measurements

Inch   |  Metric 		Gambrel Roof Geometry

Gambrel Roof Geometry
Gambrel Roof Framing Geometry
Rafter and Gusset Diagrams.

Inch   |  Metric



Pitch - Angle - Rise - Run Calculators

Pitch to Angle - Rise in Run
Convert between Pitch and Angle.
Measure Angles Directly from Device.
Speak Measured Angle.

Rise in Run 		Concrete Rebar Calculator

Rebar Calculator

Rebar Spacing, Length and Weight.
Exact or evenly adjusted spacing,
with running placement mark out lists. 		Pulley - Belt - Rpm
Pulley Belt RPM Calculator
Inch   |  Metric


Large Printable Text Templates

Printable text and number templates

Enter text or numbers, select font,
drag sliders to re-size + auto measure.

Print large text and number templates. 		Circle Divider - Circle Math
Circle Divider 		Pipe Notching Templates

Pipe Notching Templates
Print and cut pipe notching, miter and pipe through sheeting templates.
Inch   |  Metric



Rafter Calculator
Common Rafter Calculator
Common Rafter Calculator - Rafter Dimensions - Plumb Cuts - Birds-mouth Dimensions + Cutting Templates. 		Circular Paving Calculator

Circular Paving Calculator with Full Scale Templates

Circular Paving Calculator with Full Scale Templates. 		Gear Ratio + RPM to MPH/KPH Calculator
With Auto Shift and Tracer

Gear Ratio + RPM to MPH - KPH Calculator
Auto Shift and Tracer
Hit Auto Shift to run up through the gears recording shift point RPM and MPH/KPH.
Motorcycle Gearing


Kerf Spacing Calculator for Bending Wood

Calculate Kerf Spacing for bending wood
With printable full scale set out templates.


Kerf Spacing Calculator

Inch   |  Metric 		Dovetail Template Generator

Print, fold over end of wood and
cut through the template.


Generate and print Dovetail joint templates online

Inch   |  Metric 		Segmented Turning Calculator

Calculate Segment Sizes for Woodturning.

Segmented Turning Calculator
Inch   |  Metric


Interactive Visual Triangle Calculators

Interactive Visual Trigonometry Calculators

Find Triangle Side Lengths, Angles, Area etc with animated interactive diagrams. Click and drag to edit and calculate. No Math Required! 		How to Lay Out a Square or Rectangle
Square Up

How to Lay Out a Square - Square Up
Enter 2 side lengths to draw diagram with
correct diagonal for square layout. 		Print Cut & Fold Working Paper Sundials

Print cut and fold working paper sundials
Paper Sundials and full scale templates.

Horizontal Sundials Equatorial Sundials


Chain and Sprocket Calculator

Chain and Sprocket Calculator
Chain Length
Sprocket Centers
RPM & Gear Ratio
Chain Speeds
Chain and Sprocket Wear 		Full Scale Rafter Cut Templates

Full scale rafter cut templates
Print - cut and fold over rafter to mark or cut. 		Diminishing Lengths Calculator

Calculate Incremental Diminishing Lengths at Angle
Calculate Incremental Diminishing Lengths at Given Angle.





DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks
And if you're cutting wet, wear a mask - theres dust in the spray mist too!

How should we spell it?



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Inch or Metric? 👈
The main Navigation tabs at top of each page are Metric - inputs in millimeters (mm)
Directly under the main tab is a smaller 'Inch' tab for the Feet and Inch version.
Drop Down Menus have M for Metric Versions.
Metric
Calculator
Inch



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