Home / Milling / Mill Tooling / Adapter, 40 NMTB to Morse Taper #4 View cart “Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A” has been added to your cart. Adapter, 40 NMTB to Morse Taper #4$40.00 1 in stock Add to cart Category: Mill Tooling Description Description 40NMTB to 4MT Adapter Related products Boring Head, Straight Shank, 2-1/4″ Diameter, Lincoln Machine Specialty $49.00 Add to cart Collet Chuck, 30 Taper w/ Collet 1/4”, 3/8, 1/2, 5/8, 3/4, 1” by 1/8ths $80.00 Add to cart Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A $149.00 Add to cart Boring Head, R-8, Diameter 4″, 1″ Boring Bars, Critereion L624R8 $349.00 Add to cart