Sirchie Fingerprint Laboratories, Inc.

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This is an efficient combination for preparing footprints and tire tracks found in loose soil, sand or mud. The propellant cartridge provides an even, fine mist under low pressure to ensure against impression damage. After treatment impressions can be made with silicone rubber, plaster or HARD•CORE casting materials.

No. 637C combination consists of:

  • 1-No. 638Y Spray Head Cleaner, 16 fl. oz.
  • 1-No. FCF100 Casting Frame, 7 1/4" 12" to 18"
  • 1-No. 638C Dust and Dirt Hardener
  • 1-No. 637C1 Gas Power Unit with Head, 6.5 oz. average
  • 1-No. 639C4 Base Builder, 8 fl. oz.



Product ID Description Price  
637C Jet-Pak Dust & Dirt Hardener Combination $79.95
638C Dust & Dirt Hardener, 1 gal. $24.95

Prices apply to USA and Canada only.  International contact factory or local in-country agent

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