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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
External Thread: 1/4"-20
It features a heavy-duty metal body construction
Part Number: Assortment Kit #447370 Pieces - Coarse Thread
Use on All Metal Surfaces
755 Pieces - Fine Thread
37/64" Cobalt Split Point Stub Drill Bit Quantity:1 External Thread: 1/4"-20Product Description Cobalt screw machine drills (also know as stub or stubby drills) are manufactured to 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 in the iron and steel families. Screw machine drills are popular in the automotive and construction industries. They are often used in screw machine
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