Stage 8 is the best locking fasteners on the market. Each kit is manufacturer specific using USA or metric bolt sizes.

All Stage 8 Locking Fasteners are engineered to keep critical bolted joints tight in the severest operating conditions. Guaranteed. Stage 8 Locking Fasteners are also available in custom sizes and material by special order.

Stage 8 Locking Fasteners install easily and are available in U.S. and Metric sizes. The bolts are application specific as either hex head with a 3/16 recessed Allen head or 12 point.