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Stair Calculators  Full Plans
Headroom  Stair and Stringer Diagrams. Spiral Stair Calculator Baluster Spacing Calculator Imperial  Metric 
Wall Framing Calculator Calculate Wall Framing member placement, sheet placement and quantities. Imperial  Metric 
Hip Roof Framing  Skillion  Gable
Diagrams  Cut Templates  Setout Plans. Rafter Calculator  Gambrel Geometry Imperial  Metric 
Deck Plan and Cost Calculator
Stumps, Bearers, Joists, Boards. Spacings, Quantities, Costs. Imperial  Metric 

Pulley  Belt  Rpm
Imperial  Metric 
Pitch to Angle Calculator
Convert between Pitch and Angle. Animated Diagrams. Rise in Run 
Baluster Spacing Calculator
Calculate any Centers and Spacing with Quantities and Running Setout Measurements Imperial  Metric 
Gambrel Roof Geometry
Gambrel Roof Framing Geometry Rafter and Gusset Diagrams. Imperial  Metric 
Concrete Rebar Calculator
Rebar Spacing, Length and Weight. Exact or evenly adjusted spacing, with running placement mark out lists. 
Circle Divider  Circle Math

Pipe Notching Templates
Print and cut pipe notching, miter and pipe through sheeting templates. Imperial  Metric 
Kerf Spacing Calculator for Bending Wood
Calculate Kerf Spacing for bending wood With printable full scale set out templates. Imperial  Metric 

Segmented Turning Calculator
Calculate Segment Sizes for Woodturning. Imperial  Metric 
Linear ~ Square ~ Cubic Cost
Imperial  Metric 
Large Printable Text Templates
Enter text or numbers, select font, drag sliders to resize + auto measure. Print large text and number templates. 
Dovetail Template Generator
Print, fold over end of wood and cut through the template. Imperial  Metric 
Interactive Visual Triangle 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 Enter 2 side lengths to draw diagram with correct diagonal for square layout. 
Print Cut & Fold Working Paper Sundials
Paper Sundials and full scale templates. Horizontal Sundials Equatorial Sundials 
Chain and Sprocket Calculator
Chain Length Sprocket Centers RPM & Gear Ratio Chain Speeds 
Full Scale Rafter Cut Templates
Print  cut and fold over rafter to mark or cut. 
Gear Ratio + RPM to MPH/KPH Calculator
With Auto Shift and Tracer Hit Auto Shift to run up through the gears recording shift point RPM and MPH/KPH. 
How should we spell it?  


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