The size of the Jacobs key is a 5/8" T handle model TDC-625. Please contact the manufacturer for replacement part number 561708-CK.
Free Gift Card Details
- 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.
JET JT-3 Drill Chuck, 5/8in., Model# TDC-625

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.

Click or Tap image to Zoom
Shipping:
Factory shippedStore Pickup:
Not available - online only
- Heat-treated high-grade alloy steel construction
- Chuck jaws are precision fitted to withstand up to 115 psi of torque without distortion
- Meets JIS Specifications: B4634E Grade
See full description
Description
Key Specs
Reviews
Q & A
Accessories
Warranty
Compare
Product Summary
What's Included
- (1) Drill chuck (1) Chuck key
Features + Benefits
- Heat-treated high-grade alloy steel construction
- Chuck jaws are precision fitted to withstand up to 115 psi of torque without distortion
- Meets JIS Specifications: B4634E Grade
Key Specs
| Attribute | Specification |
|---|---|
item# | 65634 |
Brand | JET |
Manufacturer's Warranty | 3 month limited warranty |
Ship Weight | 2.0 LB |
Included (qty.) | 1 |
| Attribute | Specification |
|---|---|
Chuck Size | 5/8 in |
For Concrete Drill Use Only | No |
Accessory Type | Drill Fitment |
Product Weight | lb |
Dimensions L x W x H (in.) | 5.0 x 3.125 x 2.5 in |
Reviews
Questions & Answers
Questions
-
· 5 years ago
What is the Jacobs Key size for this chuck
1 answer-
ProductExpert11· 5 years ago
Helpful?
-
-
· 5 years ago
what is the diameter of the chuck shaft input area? I need 3/4 " receiving diameter.
1 answer-
ProductExpert11· 5 years ago
The shaft input is 5/8".
Helpful?
-
-
· 5 years ago
Does this check press on the spindle or is it a threaded application?
1 answer-
ProductExpert12· 5 years ago
This chuck presses onto the spindle.
Helpful?
-
-
· 6 years ago
What is the smallest bit will this chuck take
1 answer-
ProductExpert6· 6 years ago
The smallest bit the drill chuck will take is a 1/8".
Helpful?
-
Accessories We Recommend
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.
Warranty
Manufacturer's Warranty
3 month limited warranty
Compare with Most Popular in Drill Accessories
See All Drill Accessories
See All JET Drill Accessories
Currently Viewing This Product
Item # 65634
$74.99Shipping:
Factory shippedStore Pickup:
Not available - online only
Item # 112482
$229.00Shipping:
Available now
$19.99 Same DayStore Pickup:
2 in stock at Fredericksburg VA - Pickup in under 1 hr
Item # 5726994
$319.99Shipping:
Store Pickup:
Not available - online only
Item # 6049761
$61.52Shipping:
Factory shippedStore Pickup:
Not available - online only
Specifications
1
1
1
1
5/8 in
-
-
-
No
No
Yes
No
Drill Fitment
Drill Fitment
Drill Fitment
Angle Drilling Attachment
lb
4.3000 lb
1.4850 lb
0.5280 lb
5.0 x 3.125 x 2.5 in
11.9 x 18.4 x 3.8 in
2.05 x 8.65 x 1.95 in
2.281 x 1.625 x 1.625 in
-
Milwaukee Rotary Hammer
SDS-MAX Drill and Core Bits
BAT20LW and BAT20LW1 Impact Wrench
See All Drill Accessories
See All JET Drill Accessories
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.






