Amazon: Digital Caliper, 0-6 inch 150mm Caliper Measuring Tool Electronic Micrometer Calipers Stainless Steel Vernier Caliper with Large LCD Screen/Inch and Millimeter Conversion/Auto-Off with Case By Cornesty – 50% Off
- Amazon: Gerber Gear Ultimate Knife, Tactical Knife with Fire Starter, Sharpener, and Knife Sheath, 4.75โ Blade (31-003941)
- Walmart: HART 3-Pack 6-Foot Compact Tape Measure Keychain – $5 (HHTM6)