Kobalt 6-Piece Metric Ball End Hex Key Set (2mm–6mm) $3.98 + Free Store Pickup at Lowe's or Free Shipping on $35+

Lowe's [lowes.com] has Kobalt 6-Piece Metric Ball End Hex Key Set (2mm–6mm) on sale for $3.98. Select free store pickup where available, otherwise shipping is free on orders $35+ for MyLowe's Rewards Members (free to join [lowes.com]).

Note: quantities are limited (at least in my area); YMMV.

• Specs:
  • Sizes: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm
  • Piece count: 6 (3 double-ended hex keys + triangular handle)
  • Material: Chrome vanadium steel
  • Model: 53319
• Features:
  • Ball-end design allows angled access to fasteners
  • Double-ended keys with triangular handle for improved grip and torque
  • Removable keys for easy on-bike or on-vehicle storage (bicycle, ATV, SXS)
  • Meets or exceeds ANSI specifications
  • Hassle-free lifetime guarantee