Dormer 23.8mm - 15/16" Taper ShankSKU: DTD 029 Brand New 15/16" - 23.8mm HSS Drill Bit. Original Dormer New Old Stock 140mm Flute Length, and 270mm overall length. On a 3 Morse Taper. ShippingFree UK Shipping £32.00PriceQuantity*Add to Cart