250PCS M3 12.9 Grade Alloy Steel Screw Assortment Kit — Cap Screws, Washers & Nuts

M3 hardware kit for FPV frames, stacks, and field repairs. Screws are 12.9-grade alloy steel with a black finish. Includes hex socket (Allen) cap screws, flat washers, spring lock washers, and hex nuts.

Ships from mainland China. Batteries not included — uucck does not sell battery products.

In the box

• Spring lock washers (M3): 500 pcs
• Hex socket cap screws (M3): 10 pcs each × 10 mm, 20 mm, 50 mm
• Flat washers (M3): 50 pcs
• Hex socket cap screws (M3): 10 pcs each × 8 mm, 16 mm, 40 mm
• Hex nuts (M3): 50 pcs
• Hex socket cap screws (M3): 10 pcs each × 6 mm, 12 mm, 25 mm, 30 mm

Notes

• Use a matching hex driver; avoid over-torquing on carbon or aluminum.