Home / Milling / Mill Tooling / Boring Head, R-8, Diameter 4″, 1″ Boring Bars, Critereion L624R8 View cart “Boring Head, Staight Shank 1″, Diameter 1-3/4″, Erickson Tenthset (B)” has been added to your cart. Boring Head, R-8, Diameter 4″, 1″ Boring Bars, Critereion L624R8$349.00 1 in stock Add to cart SKU: L624R8 Category: Mill Tooling Description Description Criterion 4″ Boring Head, 1″ Boring Bars, R-8 Shank, DBL-204 Related products Aluminum T-Slot Bolster Plate Table 9″ x 28″ x 1-1/2″ Thick, 7/16″ Slot $125.00 Add to cart Boring Head, R-8, Bridgeport, Diameter 3″, Bad Shank Item # L61043C $95.00 Add to cart Boring Head, Morse Taper #4, Precision Universal Automatic Item #L6305 $295.00 Add to cart Boring Head, Straight Shank 1-1/2″, Diameter 2″, Criterion L62215S $149.00 Add to cart