The is a used Ball Screw and Nut that is in excellent condition. The ball screw is approx.12" long with approx 8" of travel. The pitch is .200 (5 turns per inch).
C Clamp, embossed on one side is "412"; no other markings for manufacturer. Measurements: Outside frame length: 19 1/2" Jaw opening: 0" to 12 3/4" Throat depth: 5 3/4" Weight: 14 1/2 lbs. Adjusting screw threads per inch: 6 Screw diameter: 7/8" Fixed head diameter: 1 1/2" All questions are welcomed.
Brand New Book Soft cover 5 1/2 X 8 1/2 Inches 48 Pages Two Books in One First you get "Manual of Screw Cutting" 4th edition (1887) by William Simpson "containing rules for calculating the change gears on screw-cutting lathes to cut square and angular threads per inch or per pitch, with two or four gears.
Brand New Book Soft cover 5 1/2 X 8 1/2 Inches 48 Pages Two Books in One First you get "Manual of Screw Cutting" 4th edition (1887) by William Simpson "containing rules for calculating the change gears on screw-cutting lathes to cut square and angular threads per inch or per pitch, with two or four gears.
The Hillman Group The Hillman Group 4277 1-5/8 In. Stainless Steel Screw Eyes Lag Thread (10-Pack) Item Package Quantity: 1 A screw eye is a bolt with a loop fashioned at the non-threaded end and a lag thread screw on the other. Great for light-duty applications, it is made with steel for strength and is designed to attach cables to surfaces.
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