Proto Industrial

Proto® J4990-4M Metric Standard Length Socket Bit, 4 mm Bit, 3/8 in Square Drive, 41.3 mm Bit Length

PROTO J4990-4M
$12.12 / Order multiples of 6 EA
Out of Stock
  • Type: Standard Length
  • Replaceable bit
  • 2 piece design

Warranty: Lifetime

Proto® Socket Bit | Standard Length | Measurement System Metric | 3/8 in Drive | Square Drive | 4 mm Bit | Hex Bit | 41.3 mm Bit Length | 69.1 mm Overall Length | 6 Points | Forged Alloy Steel | Full Polished Chrome | STA-BLKHAW