Maxwell's Hardware
K-T Industries 2x4 #9 Welding Plate
SKU:
10980411
MFG #:
4-1109
Shade 9 through 12 are recommended for arc welding. The higher the number the darker the shade and more protection given. For more extreme exposure such as very heavy arc welding use shade 11 or 12. Size 2 x 4-1/4" Shade 9