Square level
Square tool with tape measure
Squaring tool
Stack thickness measuring gauge
Stadiometer
Stainless steel long tape
Stair cutter with single slideable work-piece engaging flange
Stair gauge
Stair skirt marking guide
Starfinder
Steel worker's tape measure with magnetic tip
Stencil
Stenographic ruler
Step counter
Step-stringer layout template
Straight edge coil cutter
Straight edge for aligning siding or roof shingles
Straight edge level
Straight edge tape
Straightedge