Union Butterfield Hand Tap, Plug Style, High Speed Steel, 4 Flutes, 5/16"-18 Thread SKU UB-1010027 $9.06 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details The most versatile taps for hand use or machine tapping in a wide variety of materials in through or blind hole applications. Available in 3 chamfer l... Details Back DetailsThe most versatile taps for hand use or machine tapping in a wide variety of materials in through or blind hole applications. Available in 3 chamfer lengths - taper, plug, and bottoming. Ratings & ReviewsNo reviews availableBe the first to Write a Review