26 Piece HSS Black Oxide Stub (Screw Machine) Split Point Drill Bit Set, D/ASP, A -Z Quantity:1 Diameter/Pitch: 1/4"-20

Diameter/Pitch: 1/4"-20

Part Number DWCF918

Part Number: Assortment Kit #2151421 Pieces

Part Number: BIT-DMS04-1127

26 Piece HSS Black Oxide Stub (Screw Machine) Split Point Drill Bit Set, D/ASP, A -Z Quantity:1 Diameter/Pitch: 1/4"-20Product Description Screw machine drills (also know as stub or stubby drills) are manufactured to National Aerospace Standard 907. The 135 degree split point is self centering and reduces thrust. Ideal for portable or machine drilling. Short, rugged construction performs well in a broad range of materials. Screw machine drills are popular in the automotive and construction industries. They are often used in screw machine setup where spindle clearance