Home / Milling / Mill Tooling / Boring Head, 45 Taper, Diameter 4″, 1″ Boring Bars Boring Head, 45 Taper, Diameter 4″, 1″ Boring Bars$200.00 1 in stock Add to cart Category: Mill Tooling Description Description Yuasa 45 Taper Quick Change Boring Head, Takes 1″ Boring Bars Related products Collet Chuck, 40 NMTB, Collets B & S 21 Brown & Sharpe $195.00 Add to cart Quick Change Tooling, R-8, Narex $99.00 Add to cart Boring Head, Straight Shank 3/4″, Diameter 3″ $29.00 Add to cart Boring Head, R-8, Bridgeport, Diameter 3″, 5/8″ Bars Item # L61043A $149.00 Add to cart