Click to expand Tap to zoom Armstrong 9554-C608 Woodruff Key by Armstrong Sale $3.00 SKU 9554-C608 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 9554-C608 Woodruff Key for Armstrong No. 4, 5, and 6 Movable Band Saw Stretcher Parts for the Anti-Friction Unit