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Teach Students to Quickly Determine Tree Heights

Simple Yet Sensitive Instrument.

Black ink pad of size 1¼L×2¾"W.

Professional-Grade Pad Eliminates the Clean-Up Associated with Ink

Detail your scene.

Test saves time In experiments.

Unique Manipulative For Visualizing How Bullets Are Traced to a Particular Firearm

Use to Safely Demonstrate Bullet Types, Or to Stage a Crime Scene

Safely Examine Unfired Cartridge Characteristics

Develop and study otherwise scarcely visible fingerprints using high-quality fingerprint brushes.

Record a Complete Profile of Your Suspects

Print Backing Cards

Designed by Retired Houston Police Officer

Release Powder Easily, Even Overhead

A Clean, Quick, Easy Way to Make Footprint Impressions

Flexible, 18 gauge wire with alligator clips at both ends. The clips have a protective vinyl sheath.