Olfa L-1 Heavy Duty Snap-Off Retractable Knife Bulky 89 Miles (1/500

89 Miles (1/500

Connects to your computer with optional Interface Kit

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S-2 tip for wet soil

Then compare this against the included table of minerals listing hardness values to aid in identifying the unknown mineral

Olfa L-1 Heavy Duty Snap-Off Retractable Knife Bulky 89 Miles (1/500With this OLFA utility knife, you're not locked into a fixed depth; its ratchet lock mechanism gives you unlimited blade positions. The knife has a double honed blade for superior sharpness and edge retention. Use this utility knife for heavier materials including drywall, linoleum, carpet, flooring materials, insulation, and roofing materials and other construction materials. FEATURES: Racket lock mechanism Pistol shaped, high impact ABS handle