#11 HSS Left Hand Split Point Stub Drill Bit, DWDSTLH Series - High Performance & Durable Cutting Tool | Drill America
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 is limited. Sizes smaller than 1/16 and #52 have the 118 degree standard point. Left hand jobber drill bits are for general purpose construction. They feature a left hand helix for screw machine applications where spindles rotate counter-clockwise. Left hand drills can also be used to drill out broken bolts.
Product Specifications:
- Size: #11
- Material: High Speed Steel
- Finish: Black Oxide
- Flute Length: 1-3/16"
- Overall Length: 2-1/4"
- Point: Split Point
Key Features:
- Screw machine drills are also know as stub or stubby drills
- Short, rugged construction performs well in a broad range of materials such as aluminum, brass, copper, metal, plastic and wood
- Surface treated with abrasion-resistant black oxide
- 135° split point tip for fast penetration and accurate drilling
- Ideal for portable or machine drilling
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