{"product_id":"jet-690230","title":"JET JTM-4VS Mill w\/ACU-RITE 203 DRO w\/X \u0026 Y-Axis Powerfeeds \u0026 Power Draw Bar","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eJET JTM-4VS Mill with ACU-RITE 203 DRO, X \u0026amp; Y-Axis Powerfeeds, and Power Draw Bar\u003c\/strong\u003e is a professional-grade vertical milling machine engineered by JET for demanding machining operations. Built on the Certified Meehanite casting process, this variable speed mill delivers consistent, reliable performance with precision bored and honed milling heads for quality cuts. Featuring an ACU-RITE 203 Digital Readout system, X and Y-axis powerfeeds, and a pneumatic power draw bar, this machine is designed to maximize productivity and accuracy for serious metalworking applications. The three-stage power downfeed with automatic stop adds an additional layer of operational ease, and the mill is backed by JET's industry-leading two-year full service and parts warranty.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable gibs throughout for precise fit and reduced play across all axes\u003c\/li\u003e\n\u003cli\u003eHeavy duty splined motor drive ensures reliable power transmission under demanding cutting loads\u003c\/li\u003e\n\u003cli\u003eInternal coolant tank built into the casting base for use with a coolant system (coolant pump not included)\u003c\/li\u003e\n\u003cli\u003eLarge diameter quill is chromed for smooth, durable operation and long service life\u003c\/li\u003e\n\u003cli\u003eOne shot lubrication system simplifies maintenance and helps protect critical moving components\u003c\/li\u003e\n\u003cli\u003ePrecision hardened and ground ways and table for exceptional accuracy and repeatability\u003c\/li\u003e\n\u003cli\u003eSpindle head is internally cooled to maintain consistent operating temperatures during extended use\u003c\/li\u003e\n\u003cli\u003eTolerance test sheet included to verify machine accuracy right out of the box\u003c\/li\u003e\n\u003cli\u003eConstructed using the Certified Meehanite casting process for rigid, vibration-resistant performance\u003c\/li\u003e\n\u003cli\u003ePrecision bored and honed milling head ensures quality, consistent cuts\u003c\/li\u003e\n\u003cli\u003eThree-stage power downfeed with automatic stop for controlled, repeatable plunge operations\u003c\/li\u003e\n\u003cli\u003eACU-RITE 203 Digital Readout (DRO) on X and Y-axes for precise positional feedback\u003c\/li\u003e\n\u003cli\u003ePneumatic power draw bar for fast, efficient tool changes\u003c\/li\u003e\n\u003cli\u003eX and Y-axis powerfeeds for automated, consistent table movement\u003c\/li\u003e\n\u003cli\u003eVariable spindle speed range from 60 to 4,200 RPM to suit a wide variety of materials and tooling\u003c\/li\u003e\n\u003cli\u003eAvailable in single or three phase power configurations\u003c\/li\u003e\n\u003cli\u003eBacked by JET's industry-leading two-year full service and parts warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e JT9-690230\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock Number:\u003c\/strong\u003e 690230\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle (Type):\u003c\/strong\u003e Variable Speed R8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e 3 HP, 230\/460V, 3Ph\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange of Spindle Speeds (RPM):\u003c\/strong\u003e 60 - 4,200\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle Taper:\u003c\/strong\u003e R-8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle Travel (In.):\u003c\/strong\u003e 5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuill Diameter (In.):\u003c\/strong\u003e 3-3\/8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuill Down Feed Rates (IPR):\u003c\/strong\u003e .0015 - .003 - .006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollet Capacity:\u003c\/strong\u003e 1\/8 - 7\/8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable Longitudinal Travel (In.):\u003c\/strong\u003e 34\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable Longitudinal Travel With Powerfeed (In.):\u003c\/strong\u003e 28-3\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable Cross Travel (In.):\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT-Slot Centers (In.):\u003c\/strong\u003e 2-1\/2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistance Spindle to Column, Max. (In.):\u003c\/strong\u003e 19\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Distance Spindle to Table (In.):\u003c\/strong\u003e 17-1\/2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerfeed:\u003c\/strong\u003e X and Y-Axis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Draw Bar:\u003c\/strong\u003e Pneumatic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Axis:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Dimensions (L x W x H) (In.):\u003c\/strong\u003e 66 x 63 x 85\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProp 65:\u003c\/strong\u003e Cancer and Reproductive Harm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJET JTM-4VS Variable Speed Milling Machine\u003c\/li\u003e\n\u003cli\u003eACU-RITE 203 Digital Readout (DRO)  -  X and Y-Axis\u003c\/li\u003e\n\u003cli\u003eX and Y-Axis Powerfeeds\u003c\/li\u003e\n\u003cli\u003ePneumatic Power Draw Bar\u003c\/li\u003e\n\u003cli\u003eTolerance test sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat spindle taper does the JET JTM-4VS use, and what is the collet capacity range?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe JTM-4VS uses an R-8 spindle taper, which is one of the most common and versatile tapers in vertical milling. The collet capacity ranges from 1\/8 inch to 7\/8 inch, accommodating a wide variety of tooling for different machining applications.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes this mill include a coolant system?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe JTM-4VS features an internal coolant tank built directly into the casting base, which is designed for use with a coolant system. However, the coolant pump is not included and would need to be purchased separately.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the spindle speed range, and how does the variable speed function benefit machining operations?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe spindle speed ranges from 60 to 4,200 RPM. This wide variable speed range allows operators to dial in the optimal cutting speed for different materials and tooling types  -  from slow, heavy-duty cuts in hard metals at lower RPMs to high-speed finishing passes in softer materials at higher RPMs  -  all without stopping to change belt positions.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat warranty does the JET JTM-4VS carry?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThe JET JTM-4VS is backed by JET's industry-leading two-year full service and parts warranty, providing confidence in long-term reliability and manufacturer support for this professional-grade milling machine.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"JET","offers":[{"title":"Default Title","offer_id":40249087983777,"sku":"JT9-690230","price":22868.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0398\/5188\/4705\/products\/690230_main_837f02c4-8280-4d9f-a10e-f72d2b78130f.png?v=1624988868","url":"https:\/\/factorydirectsupply.com\/products\/jet-690230","provider":"FactoryDirectSupply.com","version":"1.0","type":"link"}