Home / Milling / Mill Tooling / Boring Head, Morse Taper #4, Diameter 4-1/2″, 1″ Bars View cart “Collet Chuck, 40 NMTB, Collets B & S 21 Brown & Sharpe” has been added to your cart. Boring Head, Morse Taper #4, Diameter 4-1/2″, 1″ Bars$49.00 1 in stock Add to cart Category: Mill Tooling Description Description 4-1/2″ Boring Head Boring Head, Morse Taper #4 Shank w/ Tang, Takes 1″ Boring Bars Related products Arbor, Boring Head, 30 NMTB 1-1/2″ 18TPI $30.00 Add to cart Collet Chuck, Brown & Sharpe #9, B &S Uses Z Collets $49.00 Add to cart Universal Kwik Switch II 300 Series Tool Holders End Mill Holders MT2, End Mill Holders, 1″ $39.00 Add to cart Boring Head, No Shank, Diameter 1-3/4″, Erickson Tenthset $25.00 Add to cart