circular screw head for sale, brand-new and used.

These top of the line concrete engraving tools are all brand new and never used. I attended the Engrave a Crete seminar and purchased these tools. Due to my "full time job" Ive unfortunately been unable to dedicate the time to grow this lucrative business.

AmScope PZ200TA Trinocular Polarizing Microscope 40X-640X We are currently encountering alternate sellers duplicating our listings and selling what appears to be our products. These other sellers may be selling fake AmScope microscopes and using our Brand Name illegitimately. Please double check the seller name and be careful.

AmScope PZ200BB Binocular Polarizing Microscope 40X-800X We are currently encountering alternate sellers duplicating our listings and selling what appears to be our products. These other sellers may be selling fake AmScope microscopes and using our Brand Name illegitimately. Please double check the seller name and be careful.

I googled the patent number and found the following info. The figures on the patent sketches looks slightly different than the piece. Patent number: US 3497806

M4 (4MM) X 0.7 FORMING SCREW TAP, FLUTELESS SCREW TAP MATERIAL : HSS COATING : TiN TAP GOOD FOR SOFT METAL, NO CHIPS ONE PC IN ONE BOX. SIZE : M4 (4MM) X 0.7 ACCURACY : RH6 NO FLUTE FLUTE LENGTH : 18MM NOT A TURE CIRCULAR TAP POINTED HEAD CHAMFER LENGTH : 4 PITCHES SHANK DIAMETER : 5MM SQUARE END : 4MM X 4MM TOTAL LENGTH : 55MM LOW COST. HIGH VALUE 2-3 TIMES DURABBLE THAN SIMILAR TAPS WITHOUT THAT COATING.

Thousands of Used Metalworking and Plastic Machines & New Machine Tools Photos, Full Descriptions and Prices - Fast & Easy

Thousands of Used Metalworking and Plastic Machines & New Machine Tools Photos, Full Descriptions and Prices - Fast & Easy

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Tricks & Secrets of Old-Time Machinists: Hints and Kinks Provided by the Readers of American Machinist Magazine in 1915 and 1916, Volume 2, originally published in American Machinist Magazine, compiled, edited and published by Lindsay Publications, 2008. 5 1/2 x 8 1/2 paperback, 96 pages. ISBN 1-55918-371-3.

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Waterbury Farrel Catalogue S, Section S – Shearing Presses, Slitting Machines and Alligator Shears for Cutting Off Metal Bars, Sheets, Etc., and for Slitting Sheet Metal, by Waterbury Farrel Foundry and Machine Company, Waterbury, Conn., 1908. 6 x 9 paperback, 60 pages. Please note this is an ORIGINAL, not a reproduction.

Turret Lathe Practice, by the staff of International Correspondence Schools, published by International Textbook Co., Scranton, PA, 1947, ICS # 2213. 5 1/2 x 8 1/2 paperback, 55 pages. Reprinted in 2004 by Nation Builder Books, Leesburg, VA.