Keys

Key for insert square 7, Zinc die black powder-coated

Key for insert square 8, Zinc die black powder-coated

Key for insert square 6, Zinc die black powder-coated

Key for insert square female 6 to 9.5, Malleable cast iron nickel-plated

Key for insert square 6, Zinc die black powder-coated

key for insert triangular 10, Zinc die black powder-coated