A-970 Starrett No. 190 Little Giant Jack Screws Set 2-1/4\" Complete Vintage Set For Sale
![A-970 Starrett No. 190 Little Giant Jack Screws Set 2-1/4\](img-large/g/h8AAAOSwzXxaFatf/s-l1600/A-970-Starrett-No-190-Little-Giant-Jack-Screws-Set.jpg "A-970 Starrett No. 190 Little Giant Jack Screws Set 2-1/4\")
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A-970 Starrett No. 190 Little Giant Jack Screws Set 2-1/4\" Complete Vintage Set:
$46.99
Note: A-970 is my inventory # only.Every machinist or model builder knows how handy these are for setups. Here is a vintage box of a lightly used Starrett No. 190 Little Giant Jack Screw Set. 2-1/4\" complete set. These have a beautiful color \"patina\" to them like a old rare coin gets. No rust and they work perfectly. No engravings on them. They run $67.00 from Starrett today. Here is some general information on these:“Little Giant” Jack Screws are used for leveling work on planer beds, drills, setting up machinery, and general use in tool rooms or machine shops. 190 Series are 2-1/4\"–3-3/8\" / 57-85mm in Size. Series 190 and 191 have 20-pitch screws and for those who desire a finer adjustment, the F190 has a 40-pitch screw. An auxiliary pointed screw is supplied, to be used in place of the screw with swivel cap. Another Extension base is furnished for places where it is not possible to obtain a bearing on a flat surface. Extension V base is for use against a cylindrical form.
Features:
20-pitch screw
Range : 2-1/4 – 3-3/8\" / 57-85mm
Maximum Height with Attachments : 6-3/8\" / 162mm
Jack Base Diameter : 1-1/4\" / 32mm
2\" / 50mm Extension
1\" / 25mm Extension
Extension base is furnished for places where it is not possible to obtain a bearing on a flat surface.
Extension V base is for use against a cylindrical form.Specifications:
Range (in): 2 - 1/4 to 3 - 3/8\"
Range (mm): 57 - 85mm
Maximum Height - Attachments (in): 6 -3/8\"
Maximum Height - Attachments (mm): 162mmUSPS Priority Insured Shipping to 50 US States Only
No Foreign shipping.
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