Skip to content
TOUGH JOBS DONE RIGHT: Serious Tools Up to 50% Off. Shop the Deals >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order
$10
gift card
$250 Order
$25
gift card
$500 Order
$50
gift card
$1000 Order
$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 10/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

JET, Disc Sander, Belt Length 20 in, Belt Width 20 in, Model# J-4421-4

Item# 5717369
JET, Disc Sander, Belt Length 20 in, Belt Width 20 in, Model# J-4421-4

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

JET, Disc Sander, Belt Length 20 in, Belt Width 20 in, Model# J-4421-4

Click or Tap image to Zoom

$3799.99

  • Shipping: 

    Free shipping (lower 48 states) - Factory shipped

    Heavy/large item. Lift gate service available.

  • Store Pickup: 

    Not available - online only
  • Extra large tilting table
  • Extra large tilting table lowers completely below disc for use of the entire disc surface
  • Low voltage protection switch

  • Prop 65 Warning: See Details

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

This large surface disc grinder from JET is designed to put a smooth finish or grind to remove stock on just about anything that comes through your shop. An extra-large tilting table ensures user flexibility perhaps previously unimagined, and added safety features ensure your shop stays accident free. JET backs this machine with its industry-leading Two Year Warranty.

What's Included

    (1) 20" DISC SANDER

Features + Benefits

  • Extra large tilting table
  • Extra large tilting table lowers completely below disc for use of the entire disc surface
  • Low voltage protection switch

Key Specs

AttributeSpecification

item#

5717369

Brand

JET

Manufacturer's Warranty

1 year limited warranty

Ship Weight

450.0 LB

Product Type

Disc Grinder

Belt Length

20 in
AttributeSpecification

Belt Width

20 in

Wheel Included

Yes

Lights Included

No

Product Weight

450.0000 lb

Dimensions L x W x H (in.)

28.0 x 30.0 x 52.0 in

Reviews

Questions & Answers

Questions

  1. Is this machine 220V single phase is this machine two directional?

    1 answer

    1. The sander is 3-phase for 220/440 volt. It would not be reversible.

      Helpful?

Warranty

Manufacturer's Warranty

1 year limited warranty

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.

JET, Disc Sander, Belt Length 20 in, Belt Width 20 in, Model# J-4421-4
0.0 out of 5 stars.

JET, Disc Sander, Belt Length 20 in, Belt Width 20 in, Model# J-4421-4

Item # 5717369

$3799.99