Dillon Manufacturing is an industry leader when it comes to providing standard and custom workholding products and accessories. Square serrated key type jaws are one of the many types of chuck jaws we carry. This style of chuck jaw can be made with aluminum or steel and is manufactured in a variety of sizes for numerous applications.
If you’re in the market for square serrated chuck jaws or another type of chuck jaw, you can count on Dillon Manufacturing. Our team has a national reputation as a premier chuck jaw manufacturer, supplying high-quality, reliable parts.
Placing an Order for Square Serrated Chuck Jaws
Ordering square serrated key type jaws through Dillon Manufacturing is simple. See below for product tables and individual product information.
Square Serrated Key Type – Soft Jaws
- Add “A” to the beginning of the part number when ordering aluminum jaws.
- Add “P” to the end of the part number when ordering pointed jaws.
Square serrated key type soft jaws are made with 1018 steel or 6061 aluminum.
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|
Ø Diameter |
Part Number |
L Length |
H Height |
W Width |
B Slot Width |
F Bolt Spacing |
S Key Slot Width |
I Screw Size |
M Thread Size |
|---|---|---|---|---|---|---|---|---|---|
| 8 | DM204570 | 3.00 | 2.00 | 1.25 | .501 | 1.438 | .746 | 3/8 | 1/4-20 |
| DM204570P | 3.00 | 2.00 | 1.25 | .501 | 1.438 | .746 | 3/8 | 1/4-20 | |
| DM204002 | 3.00 | 3.00 | 1.25 | .501 | 1.438 | .746 | 3/8 | 1/4-20 | |
| DM204002P | 3.00 | 3.00 | 1.25 | .501 | 1.438 | .746 | 3/8 | 1/4-20 | |
| DM204001 | 3.00 | 2.25 | 2.00 | .501 | 1.250 | .625 | 1/2 | N/A | |
| DM204001P | 3.00 | 2.25 | 2.00 | .501 | 1.250 | .625 | 1/2 | N/A | |
| DM204003 | 3.00 | 3.00 | 2.00 | .501 | 1.250 | .625 | 1/2 | N/A | |
| DM204003P | 3.00 | 3.00 | 2.00 | .501 | 1.250 | .625 | 1/2 | N/A | |
| DM204007 | 3.437 | 1.75 | 1.50 | .751 | 1.438 | .743 | 1/2 | 1/4-20 | |
| DM204007P | 3.437 | 1.75 | 1.50 | .751 | 1.438 | .743 | 1/2 | 1/4-20 | |
| DM204008 | 3.437 | 3.00 | 1.50 | .751 | 1.438 | .743 | 1/2 | 1/4-20 | |
| DM204008P | 3.437 | 3.00 | 1.50 | .751 | 1.438 | .743 | 1/2 | 1/4-20 | |
| 10 | DM204009 | 4.313 | 2.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 |
| DM204009P | 4.313 | 2.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204010 | 4.313 | 4.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204010P | 4.313 | 4.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204011 | 4.00 | 2.25 | 2.00 | .626 | 1.750 | .751 | 1/2 | 1/4-20 | |
| DM204011P | 4.00 | 2.25 | 2.00 | .626 | 1.750 | .751 | 1/2 | 1/4-20 | |
| DM204012 | 4.00 | 4.00 | 2.00 | .626 | 1.750 | .751 | 1/2 | 1/4-20 | |
| DM204012P | 4.00 | 4.00 | 2.00 | .626 | 1.750 | .751 | 1/2 | 1/4-20 | |
| 10-12 | DM204571 | 4.00 | 2.25 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 |
| DM204571P | 4.00 | 2.25 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM215806 | 4.00 | 4.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM215806P | 4.00 | 4.00 | 1.75 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| 12 | DM204015 | 4.937 | 2.25 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 |
| DM204015P | 4.937 | 2.25 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204016 | 4.937 | 4.00 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204016P | 4.937 | 4.00 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204019 | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204019P | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204020 | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM204020P | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | |
| DM215813 | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215813P | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215814 | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215814P | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204021 | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204021P | 5.50 | 2.50 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204022 | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM204022P | 5.50 | 4.00 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215815 | 5.00 | 2.50 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215815P | 5.00 | 2.50 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215816 | 5.00 | 4.00 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| DM215816P | 5.00 | 4.00 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | |
| 15 | DM204023 | 6.00 | 2.50 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 |
| DM204023P | 6.00 | 2.50 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204024 | 6.00 | 4.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204024P | 6.00 | 4.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204572 | 5.00 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204572P | 5.00 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215818 | 5.00 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215818P | 5.00 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215823 | 6.813 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215823P | 6.813 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215824 | 6.813 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM215824P | 6.813 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204025 | 6.25 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204025P | 6.25 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204026 | 6.25 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204026P | 6.25 | 5.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| 18 | DM204027 | 5.00 | 3.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 |
| DM204027P | 5.00 | 3.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204028 | 5.00 | 5.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204028P | 5.00 | 5.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204029 | 6.00 | 3.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204029P | 6.00 | 3.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204030 | 6.00 | 5.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| DM204030P | 6.00 | 5.00 | 2.50 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | |
| 21-24 | DM215825 | 5.00 | 3.00 | 2.25 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 |
| DM215825P | 5.00 | 3.00 | 2.25 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM215826 | 5.00 | 5.00 | 2.25 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM215826P | 5.00 | 5.00 | 2.25 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204031 | 5.00 | 3.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204031P | 5.00 | 3.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204032 | 5.00 | 5.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204032P | 5.00 | 5.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204033 | 6.25 | 3.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204033P | 6.25 | 3.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204034 | 6.25 | 5.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| DM204034P | 6.25 | 5.00 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 | |
| 24-32 | DM204035 | 6.00 | 3.00 | 2.50 | 1.001 | 2.625 | 1.488 | 3/4 | 3/8-16 |
| DM204035P | 6.00 | 3.00 | 2.50 | 1.001 | 2.625 | 1.488 | 3/4 | 3/8-16 | |
| DM204036 | 6.00 | 5.00 | 2.50 | 1.001 | 2.625 | 1.488 | 3/4 | 3/8-16 | |
| DM204036P | 6.00 | 5.00 | 2.50 | 1.001 | 2.625 | 1.488 | 3/4 | 3/8-16 | |
| 28-36 | DM204037 | 6.50 | 3.50 | 3.00 | 1.188 | 3.000 | 1.532 | 7/8 | 3/8-16 |
| DM204037P | 6.50 | 3.50 | 3.00 | 1.188 | 3.000 | 1.532 | 7/8 | 3/8-16 | |
| DM204038 | 6.50 | 5.00 | 3.00 | 1.188 | 3.000 | 1.532 | 7/8 | 3/8-16 | |
| DM204038P | 6.50 | 5.00 | 3.00 | 1.188 | 3.000 | 1.532 | 7/8 | 3/8-16 |
Square Serrated Key Type – Full-Grip Jaws
- Add “C” to the beginning of the part number when ordering cast iron jaws.
- Add “S” to the beginning of the part number when ordering steel jaws.
Square serrate key type full-grip jaws are made with made with 6061-T6 aluminum.
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|
Ø Diameter |
Part Number |
H Height |
B Slot Width |
F Bolt Spacing |
S Key Slot Width |
I Screw Size |
M Thread Size |
Set Ø |
|---|---|---|---|---|---|---|---|---|
| 8 | DM8ARFG | 2.00 | .501 | 1.438 | .746 | 3/8 | 1/4-20 | 8" |
| DM8ARHFG | 4.00 | .501 | 1.438 | .746 | 3/8 | 1/4-20 | 8" | |
| 204007FG | 2.00 | .751 | 1.438 | .746 | 1/2 | 1/4-20 | 8" | |
| 204008FG | 4.00 | .751 | 1.438 | .746 | 1/2 | 1/4-20 | 8" | |
| 10 | DM10ARFG | 2.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | 10" |
| DM10ARHFG | 4.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | 10" | |
| DM10ARFG58 | 2.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | 10" | |
| DM10ARHFG58 | 4.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | 10" | |
| 12 | DM12ARFG | 2.375 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | 12" |
| DM12ARHFG | 4.00 | .751 | 1.750 | .996 | 1/2 | 5/16-18 | 12" | |
| DM12ARFG58 | 2.375 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | 12" | |
| DM12ARHFG58 | 4.00 | .751 | 1.750 | .996 | 5/8 | 5/16-18 | 12" | |
| 15 | DM15ARFG | 3.00 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | 15" |
| DM15ARHFG | 4.00 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | 15" | |
| 18 | DM18ARFG | 3.00 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | 18'' |
| DM18ARHFG | 4.00 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 | 18'' |
Square Serrated Key Type
— Hard Jaws
Hard jaws are reversible for OD and ID chucking. All hard jaws are available in one- or two-step sets. All part numbers listed below are two-step sets.
Square serrate key type hard jaws are made with 8620 case hardened alloy steel.
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|
Ø Diameter |
Part Number |
L Length |
H Height |
W Width |
B Slot Width |
F Bolt Spacing |
S Key Slot Width |
I Screw Size |
M Thread Size |
|---|---|---|---|---|---|---|---|---|---|
| 8 | DM204007RJ | 3.75 | 2.00 | 1.50 | .751 | 1.438 | .746 | 1/2 | 1/4-20 |
| 10 | DM12AR | 3.781 | 2.50 | 1.75 | .751 | 1.750 | .996 | 3/8 | 5/16-18 |
| 12 | DM12AR58 | 3.781 | 2.50 | 1.75 | .751 | 1.750 | .996 | 5/8 | 5/16-18 |
| 15-18 | DM18AR | 4.75 | 3.00 | 2.25 | 1.001 | 2.500 | 1.488 | 3/4 | 3/8-16 |
| 21-24 | DM21AR | 6.00 | 3.50 | 2.50 | 1.001 | 3.000 | 1.488 | 3/4 | 3/8-16 |
| 28-36 | DM28AR | 6.50 | 3.50 | 3.00 | 1.188 | 3.000 | 1.532 | 7/8 | 3/8-16 |
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|
Ø Diameter |
Part Number |
L Length |
H Height |
W Width |
F Bolt Spacing |
M Thread Size |
T1 Tongue Width |
E Heel Height |
|---|---|---|---|---|---|---|---|---|
| 8 | DM8CCJ | 2.11 | .996 | .993 | 1.438 | 1/2-13 | .750 | .376 |
| 10-12 | DM10/12CCJ | 2.43 | 1.000 | 1.000 | 1.750 | 1/2-13 | .750 | .375 |
| 12 | DM12CCJ | 2.50 | 1.000 | 1.000 | 1.750 | 5/8-11 | .750 | .375 |
| 15-18 | DM15/18JN | 3.75 | 1.250 | 1.250 | 2.500 | 3/4-10 | 1.000 | .438 |
| 21-24 | DM21CCJ | 4.50 | 1.250 | 1.250 | 3.000 | 3/4-10 | 1.000 | .438 |
| 28-36 | DM28CCJ | 4.50 | 1.250 | 1.562 | 3.000 | 7/8-9 | 1.187 | .438 |
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|
Ø Diameter |
Part Number |
L Length |
H Height |
W Width |
T Tongue Width |
I Screw Size |
P Pitch |
A Slot Depth |
|---|---|---|---|---|---|---|---|---|
| 8 | DM8SQK | 1.313 | .375 | .744 | .098 | 1/4 | .200 | .101 |
| DM8CCA | 1.406 | .435 | .744 | .075 | 1/4 | .155 | .101 | |
| 10-12 | DM12SQK | 1.688 | .500 | .995 | .124 | 5/16 | .250 | .130 |
| 15 | DM15SQK | 2.00 | .500 | 1.487 | .124 | 3/8 | .250 | .130 |
| 18 | DM18SQK | 2.25 | .500 | 1.487 | .124 | 3/8 | .250 | .130 |
| 21-24 | DM21SQK | 2.50 | .500 | 1.487 | .124 | 3/8 | .250 | .130 |
| 28-36 | DM28SQK | 2.50 | .500 | 1.531 | .124 | 3/8 | .250 | .130 |
Why Choose Dillon Manufacturing for Square Serrated Chuck Jaws?
In addition to our industry experience and expertise, Dillon Manufacturing is also proud to offer 100% American-made square serrated key type jaws that boost productivity and efficiency in our customers’ operations. Our products will make your company more competitive and make your job easier.
Other benefits of shopping Dillon Manufacturing include:
- ISO 9001:2015 registered (ISO 9001 standard)
- Our speed and delivery capabilities
- Stock and custom chuck jaws
- Competitive pricing and high-quality products
- An experienced staff who assures products meet your specifications
- Knowledgeable team members who can provide technical input throughout the manufacturing process
- Heat treatment and metal finishing to almost any specification or type
- Fully integrated computer system for tracking material and production throughout the plant
To make sure you have a solution for your product applications, we also have custom orders available. Our business also provides next-day delivery options for your convenience.
Contact Us for Square Serrated Key Type Jaws Today
When you purchase square serrated key type jaws from Dillon Manufacturing, our team will fill your order quickly, and we’re committed to ensuring you have only the best components. If you are ready to make a purchase or restock, please reach out or place an order through our website.
You can also contact our team with any questions. We look forward to working with you!