Click to expand Tap to zoom Cutting Wheel D-B20, Diam 400mm/16" for TS 800 by Stihl Save $-275.00 $275.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The diamond segments on the B 20 are laser welded to the disc frame, giving the wheel an extended life and unsurpassed toughness.Available in 12", 14" and 16".Arbor Size 20 mm.