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BESSEY CM40 Drop Forged, C-Clamp, 4 In.

4.6 4.6 out of 5 stars 1,297 ratings
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Amazon's Choice in C-Clamps by Bessey

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4 in.
1,300 lb Force

Purchase options and add-ons

Brand Bessey
Item Dimensions LxWxH 8 x 4.5 x 0.93 inches
Color Black Powder Coat
Style 1,300 lb Force
Item Weight 1.5 Pounds

About this item

  • 4" Drop Forged C-Clamp
  • Designed For Light General Purpose & DIY Projects
  • Drop Forged Frame With Bright Galvanized Finish
  • Swivel Pad Moves Freely To Adapt To Various Surfaces
  • Cold Drawn Steel Spindle With Smoothly Rolled Threads
  • High tensile ductile body with hardened spindles and pads
See more product details

Customer ratings by feature

Easy to use
4.7 4.7
Durability
4.7 4.7
Sturdiness
4.5 4.5
Value for money
4.5 4.5

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$6.44
Get it as soon as Sunday, Mar 31
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BESSEY CM40 Drop Forged, C-Clamp, 4 In.
Bessey BESSEY CM40 Drop Forged, C-Clamp, 4 In.
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Price-57% $6.44
List:$14.99
$41.99$14.67$26.98$17.95$17.35
Delivery
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Get it as soon as Sunday, Mar 31
Customer Ratings
Easy to use
4.7
4.0
4.5
4.4
4.7
4.8
Sturdiness
4.5
4.3
4.6
4.6
4.5
5.0
Value for money
4.5
4.3
4.1
4.3
4.5
4.8
Sold By
Amazon.com
mangelvip
Zeromall
GreatStar Tools
Rocky Mountain Farms
Amazon.com
material
Carbon Steel
Ductile Iron
Iron
Cast Iron
clamp depth
3 inches inches
2 inches inches
2 inches inches
tensile strength
1125 pounds
1125 pounds
1000 pounds

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Warranty & Support

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BESSEY

BESSEY CM40 Drop Forged, C-Clamp, 4 In.


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Product Description

Product Description

The BESSEY CM series light duty, drop forged c-clamps are economical, yet sturdy. These clamps are strong enough for light duty welding & fabrication work, while being light enough to use in model construction & various other crafts. Great for many jobs around the home & in the home workshop. BESSEY. Simply better.

From the Manufacturer

Ductile Iron Frame and Hardened Steel Spindles w/ Swivel Pads. 4" Capacity x 3" Throat Depth.

Important information

Wattage

0 watts

Bulb Voltage

0 volts

Customer reviews

4.6 out of 5 stars
4.6 out of 5
1,297 global ratings

Customers say

Customers like the value and quality of the hardware clamp vise. For example, they say it's a good product for the price, and heavy duty. That said, opinions are mixed on the size and weight.

AI-generated from the text of customer reviews

147 customers mention119 positive28 negative

Customers like the quality of the hardware clamp vise. For example, they mention it's heavy duty, works well, and is typical of its quality. Some say that the casting is rough and not a pretty tool. Overall, customers are satisfied with the product's quality and functionality.

"They operate smoothly and I would say heavy, medium duty. Well worth the price which was the lowest I could find on Amazon for an 8 inch C-Clamp." Read more

"...These Bessey clamps are typical of their quality and for my uses on the CNC, they are an ideal match...." Read more

"Its decent tool, good price." Read more

"...They are 800 pound! And they are silver color, not black. But still decent clamps." Read more

38 customers mention38 positive0 negative

Customers are satisfied with the value of the hardware clamp vise. They mention that it is excellent for the price, a decent clamp for money, and worth it.

"They operate smoothly and I would say heavy, medium duty. Well worth the price which was the lowest I could find on Amazon for an 8 inch C-Clamp." Read more

"Its decent tool, good price." Read more

"They work good great value" Read more

"...It was on sale at a great price." Read more

5 customers mention5 positive0 negative

Customers find the hardware clamp vise easy to use.

"Great design, and simple to use." Read more

"...It's been handy and easy to use, and I've had no problems with it...." Read more

"It's a very good, c-clamp made with heavy iron and. Easy to use at. Work or around the house helpfull tool to have." Read more

"A good, strong clamp that does the job. It's easy to use, even in tight spaces." Read more

19 customers mention12 positive7 negative

Customers are mixed about the size of the hardware clamp vise. Some mention it's the perfect size, big, and heavy duty, while others say it'll be too big for their intended job. Some customers also say the size is listed incorrectly.

"...The extra depth is very useful and the overall slim design is excellent. Highly recommended." Read more

"...Both are way too small requiring me to invent some thick metal pieces to increase their foot prints. 😔 😢..." Read more

"...3 inch CM34DR has a 4 1/2 inch reach (throat) which is pretty awesome for it's size and even more awesome if you've ever not been able to clamp a..." Read more

"Perfect size" Read more

12 customers mention5 positive7 negative

Customers are mixed about the weight of the hardware clamp vise. Some mention it's decent for light duty work, while others say it'll make the balsa droop.

"These are not 1200 pound clamps. They are 800 pound! And they are silver color, not black. But still decent clamps." Read more

"They operate smoothly and I would say heavy, medium duty. Well worth the price which was the lowest I could find on Amazon for an 8 inch C-Clamp." Read more

"...is a nice well-made clamp, with the size throat I needed but it is too heavy, I needed clamp pressure, not weight. Not sure what I will use it for...." Read more

"Good for light duty" Read more

5 customers mention0 positive5 negative

Customers are dissatisfied with the swivel of the hardware clamp vise. They mention that the rotary tip of the screw fell off the first time they used it, the pad on the screw came off after a few days use, and the cup on the screws binds up.

"The swivel tip of the screw fell off the first time I used it which surprised me as it seems pretty sturdy...." Read more

"The swivel head broke off on the very first use." Read more

"The quality is not well enough. The screw and the pad turn together and lubrication can't stop it...." Read more

"...Tool is of mediocre quality. The pad on the screw fell off after a few days use. Would recommend for light duty home use only." Read more

Exactly what was needed!
5 Stars
Exactly what was needed!
This clamp, with its 8 1/4” opening and 4” throat, was perfect for squaring the parallelogram frame on this toy concrete mixer that was out 3/8” in 5”!
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Top reviews from the United States

Reviewed in the United States on February 25, 2024
Size: 8 in.Style: 1,800 lb ForceVerified Purchase
Reviewed in the United States on January 28, 2024
Size: 3 in.Style: 900 lb ForceVerified Purchase
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Size: 3 in.Style: 1,200 lb ForceVerified Purchase
Reviewed in the United States on March 16, 2024
Size: 4 in.Style: 1,300 lb ForceVerified Purchase
Reviewed in the United States on February 29, 2024
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Reviewed in the United States on January 15, 2024
Size: 8 in.Style: 1,800 lb ForceVerified Purchase
Reviewed in the United States on February 10, 2024
Size: 4 in.Style: 1,300 lb ForceVerified Purchase

Top reviews from other countries

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Alex Galván
5.0 out of 5 stars Lo mejor
Reviewed in Mexico on October 15, 2023
Size: 3 in.Style: 900 lb ForceVerified Purchase
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Alex Galván
5.0 out of 5 stars Lo mejor
Reviewed in Mexico on October 15, 2023
Me estoy volviendo fan de la marca bessey, estás prensas son de muy buena calidad y por el precio valen mucho la pena, para el trabajo que realizó están perfectas, voy por la tercera pieza y no me arrepiento para nada, las recomiendo totalmente
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Henrique
5.0 out of 5 stars Atende as expectativas .
Reviewed in Brazil on September 23, 2023
Size: 3 in.Style: 900 lb ForceVerified Purchase
Marc
5.0 out of 5 stars ouaip ca sert fort
Reviewed in Canada on August 25, 2023
Size: 3 in.Style: 1,200 lb ForceVerified Purchase
Gabriel Banica
5.0 out of 5 stars sold as advertised, great product
Reviewed in Canada on May 8, 2023
Size: 3 in.Style: 900 lb ForceVerified Purchase
RL
5.0 out of 5 stars High quality
Reviewed in Canada on August 31, 2021
Size: 1 1/2 in.Style: 750 lb ForceVerified Purchase