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A-D Acetate Film Testing Strips (250-Pack)

$87.99

Detect "vinegar syndrome" in acetate film

Ultimate Safety Ruler

As low as: $87.20

For trimming with a blade; curved safety hand guard; nonslip rubber base; steel and aluminum

Steel Rule Set

$29.85

For evenly spacing boards when making book and box covers; stainless steel

colorpHast® pH Indicator Strips (100-Pack)

$33.50

Tests the pH of various materials; accurate and reliable; results in seconds

pHydrion pH Indicator Pencil

$51.35

Tests the pH of various materials

Christy's 12 1/2" Mercer 16mm Film Ruler

$36.85

Tracks how many frames of film are in need of repair; markings for 1 ft. of film length

Christy's 25" Mercer 16/35mm Film Ruler

$50.40

Tracks how many frames of film are in need of repair; markings for 2 ft. of film length

Christy's 13" Film Measuring Stick

$181.99

For measuring the length of a roll of film; for use with 16mm or 35mm film

General Tools Digital Electronic Caliper

$62.00

Takes accurate readings of inside, outside, step and depth measurements; shows inches, millimeters or fractions; extendable depth gauge

General Tools Vernier Caliper

$19.40

Takes outside, inside and depth measurements; thumb roller operation; locking frame

General Tools Micrometer

$31.70

Measures the thickness of materials; etched graduations; locking spindle

General Tools Inside Caliper

$33.79

Measures the inner diameter of an opening; forged steel legs with precision hardened points

General Tools Outside Caliper

$33.79

Measures the outer diameter of an opening; forged steel legs with precision hardened points

Stainless Steel Ruler

As low as: $10.69

For measuring and cutting; metric and inch markings; steel with a cork back

Abbey pH Pen™

$7.25

Tests the pH of paper, mat board, folders and envelopes