Combination Drill & Tap

E and J Winter - Bolton Scale Models Verified independent store

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Made of High Speed Steel, Drill & Tap in one operation using either a portable power tool or a stationary drilling machine such as a pedestal drill. Back taper beyond tap helps pre vent thread damage from over drilling. 1/4" hex shank ensures strong connection to the drill chuck. Designed to drill and tap through-holes up to 2 X nominal diameter. Drill point must break through the part prior to threading. Show more