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Description
Klein Tools Spud Wrench 3219 3/4 Inch Opening American Bridge Steel Erection Fastening Tool (1/2 Inch Regular Nut Forged Alloy 60 Degree Offset Alignment)High Leverage Structural Steel Fastening and Bolt Hole Alignment The Klein Tools 3219 is a forged alloy steel spud wrench featuring a 3 4 inch nominal opening engineered for 1 2 inch regular nuts and 7 16 inch heavy or square nuts in structural steel erection. This dual purpose hand tool combines a heavy duty 60 degree offset head for maximum torque clearance with a continuous taper handle designed to align overlapping bolt holes during beam assembly.
High-Leverage Structural Steel Fastening and Bolt Hole Alignment
The Klein Tools 3219 is a forged alloy steel spud wrench featuring a 3/4-inch nominal opening engineered for 1/2-inch regular nuts and 7/16-inch heavy or square nuts in structural steel erection. This dual-purpose hand tool combines a heavy-duty 60-degree offset head for maximum torque clearance with a continuous-taper handle designed to align overlapping bolt holes during beam assembly. Made in the USA and coated in a rust-preventative black oxide finish, it provides the commercial-grade durability needed for high-leverage heavy structural applications.
Best Used For:
- Structural Beam Connection: Aligning matching drift pin paths and bolt openings across heavy structural steel framing components.
- Heavy Fastener Installation: Torquing 1/2-inch U.S. regular nuts and 7/16-inch heavy or square nuts tightly during industrial building frame assembly.
- Flat Surface Maneuvering: Working flat against steel plates using the 60-degree offset handle angle to maintain optimal hand clearance.
Key Performance & Safety Features
- Reinforced Head Construction: Extra-duty head cross-section provides high resistance against jaw stretching or structural cracking under load.
- Continuous-Taper Pin: Long, smooth handle tapers seamlessly from 7/8 inch down to 1/2 inch to position mismatched structural connections without sticking.
- 60-Degree Offset Geometry: Angled head configuration keeps the operator's hands safely away from flat metal faces during high-torque turning.
- Corrosion Shield Coating: Industrial black oxide finish with an integrated rust preventative resists harsh outdoor jobsite weathering.
- Deep-Stamped Markings: Catalog numbers, nominal opening profiles, and matching bolt sizes are permanently stamped into the tool for immediate selection.
What's Included
- (1) 3/4-Inch Nominal Opening Spud Wrench (3219)
Technical Specifications
| Type | Spud Wrench |
| Application | Connecting Steel Members |
| Special Features | Made in USA, Extra Heavy-Duty Head |
| Nominal Opening | 3/4 Inch |
| Regular Nut Size | 1/2 Inch |
| Heavy Nut Size | 7/16 Inch |
| Square Nut Size | 7/16 Inch |
| Overall Length | 14.75 Inches |
| Head Width | 2.25 Inches |
| Overall Height | 1 Inch |
| Taper Diameter | 7/8 Inch to 1/2 Inch |
| Offset Angle | 60 Degrees |
| Material | Forged Alloy Steel |
| Finish | Black Oxide with Rust Preventative |
| Weight | 1.4 lbs. |
Pro-Tip: Use only the smooth continuous-tapered handle end for structural prying or heavy drift alignment; never strike the side of the wrench head with a sledgehammer, as this can alter the jaw tolerance and ruin fastener fitment.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 7 reviews
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Product Reviews
★★★★★ 5
Happy Valentine’s ‼️‼️
Size: 8, Color: A-dark Brown
Beautiful slippers!!! My husband loves them!!! He had no problem putting them on. The size was spot on!! I would recommend this product to all!!! Why I was taken out to dinner as a thank you‼️‼️‼️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 14, 2026
★★★★★ 1
Borderline Fraud: A Profound Waste of Money
Size: 11, Color: A-black
The shoe pictured and the shoe delivered may as well be from another planet. Pictured is a fairly nice, well constructed shoe made of what appears to be leather or a high quality leather substitute. Delivered was a flimsy shoe made of plasticky vinyl with a sole constructed of grainy rubber blocks individually and sloppily glued without care to the bottom of the shoe, also vinyl with an eight of an inch of the same grainy rubber coating it, offering no solidity or support.
Having been worn a total of one day, the majority of which was spent seated at a desk, the vinyl has already crumpled into unattractive wrinkles and creases that resemble nothing so much as a cheap vinyl table covering wadded up and stretched back out. Taking the shoes off resulted in both insoles clinging to my socks and coming fully out of the shoe.
I would also mention that the shoe runs large, but I that would indicate that you should use my experience as a buying guide, when nothing could be further from the case. Buy these shoes only if you enjoy being ripped off, pouring money down the drain, or perhaps if you are looking for a gift for a person you despise. Outside of these possibilities, I advise you to run, far and immediately. You certainly won't be able to run anywhere with these on.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 26, 2019
★★★★★ 5
Go Tour Men’s Premium Leather Loufer: Excellent
Size: 11.5, Color: A-dark Brown
I bought this for my husband for his birthday. He Loves it ! Well made, very comfortable and he loves the feature where the back of the loafer folds down and can be worn around the house as a slipper. Leather quality is topnotch. He said he would buy it again and highly recommends it !
Thickness is just right ! Ease of use A+
Traction A+. Support A+
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 19, 2025
★★★★★ 5
Extremely high quality
Size: 10, Color: Black Grainy
Ordered these shoes for my husband. They fit your correct size and are extremely high quality. They look amazing and my husband says they’re comfortable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 23, 2024
★★★★★ 4
Very comfy and a really nice shoe—one flaw, but I still recommend it.
Size: 11.5, Color: Black Grainy
These shoes are nice, comfortable, with a sleek, leather-like insole that allows your foot to move well. The only thing they could have done better is extend the sole slightly farther at the tip. As it is, the lower front part of the shoe tends to scrape against the pavement, causing scuffs. It’s nothing that can’t be managed with shoe cream, but over time, the abrasion may cause more serious damage. That said, for the price, this is a nice shoe and should easily last at least a year.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 23, 2025
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