drill bit extensions
vermont american . 25 20 nc no. 7 tap & drill combination 21666
for drilling the proper hole size and cutting internal threads produced to exacting specifications four flutes for maximum chip clearance drill size permanently marked on each tap includes carbon steel tap with matching high speed steel drill bit made in usa carded 25 20nc fractional type of bolt screw length 6 width 0 6 height 2 sku jnsn13539
vermont american