CONFAST®
1/4" x 3-3/4" Hex Head CONFAST® Concrete Screw, 100/Box
- SKU:
- CSH14334
- UPC:
- 820274000205
- Availability:
- In Stock, Ships Today!
Description
Products Features
- COMPLETE LINE: Ensures correct product can be located and purchased for any job
- ALL LENGTHS ARE AVAILABLE: Using the correct length screw ensures quality, secure fastening
- SPECIAL THREADS: Decreases installation torque allowing screw to be installed faster and easier
- TWO DIAMETERS: 3/16" and 1/4" Choice allows for wider variety of fastening applications depending on the hole in the fixture being attached
- BIT INCLUDED IN EACH BOX: Using the correct bit will give you better-holding values
Products specifications
Bit Size | 3/16" |
Box Qty | 100 |
Minimum Embedment | 1" |
Head Type | Hex Washer |
Thread Type | High-Low |
Minimum Edge Distance | 3" |
Maximum Fixture Thickness | 2-1/4" to 2-3/4" |
Minimum Fixture Hole Diameter (In Place) | 5/16" |
Minimum Fixture Hole Diameter (Hole Spotted) | 5/16" |
Brand Name | CONFAST® |
Driver Size | 5/16" |
Minimum Spacing | 4" |
Thread Length | 1-3/4" |
2000 PSI Concrete - Pull-Out (lbs.) * | 562 |
2000 PSI Concrete - Shear (lbs.) * | 675 |
Length Measurement | Underneath head |
Diameter | 1/4" |
Length | 3-3/4" |
Material | Carbon Steel - Blue Coated |
Environment | Dry |
Type | Male |
* Values shown are average ultimate values and are offered only as a guide and are not guaranteed. A safety factor of 4:1 or 25% is generally accepted as a safe working load
Application Video
Installation Video
Installing a 1/4" x 3-3/4" Hex Head CONFAST® Concrete Screw - Drill a 3/16" hole into the concrete using a carbide-tipped bit that meets ANSI Standards B212.15.
- Drill the hole a 1/2" deeper than the anchor will penetrate the concrete, making sure the minimum embedment requirements of 1" is met.
- The hole can be drilled while the fixture is in place. The minimum hole in the fixture for the 1/4" x 3-3/4" Hex Head CONFAST® Concrete Screw is 5/16".
- Clean the hole with a wire brush, vacuum, compressed air, or a blow-out bulb.
- Insert the point of the 1/4" x 3-3/4" Hex Head CONFAST® Concrete Screw into the hole. Make sure that the screw being installed will penetrate the base material a minimum of 1" but no deeper than 1-3/4".
- Using a 5/16" nut driver hex driver for the anchor , turn the screw clockwise, applying slight pressure until the head of the screw is snug against the material being fastened.
- Always use proper personal protective equipment per manufacturer's and OSHA instructions.
Additional Information
Bit Size: |
3/16" |
Minimum Embedment: |
1" |
Thread Length: |
1-3/4" |
Environment: |
Dry |
Material: |
Carbon Steel - Blue Coated |
Thread Type: |
High-Low |
2000 PSI Concrete - Pull-Out (lbs.) *: |
562 |
2000 PSI Concrete - Shear (lbs.) *: |
675 |
Type: |
Male |
Diameter: |
1/4" |
Length: |
3-3/4" |
Box Qty: |
100 |
Minimum Spacing: |
4" |
Minimum Edge Distance: |
3" |
Maximum Fixture Thickness: |
2-1/4" to 2-3/4" |
Minimum Fixture Hole Diameter (In Place): |
5/16" |
Minimum Fixture Hole Diameter (Hole Spotted): |
5/16" |
Head Type: |
Hex Washer |
Length Measurement: |
Underneath head |
Driver Size: |
5/16" |
Brand Name: |
CONFAST |
5
Out of 5.0

Overall Rating
100%
of customers that buyfrom this merchant give
them a 4 or 5-Star rating.
Great product & great company!!
08/01/2019 by K.W. B. (MO, United States)
“My husband is very happy with this purchase. He is very happy to find this company also for future use for not only himself but his friends also!! Thanks again for all the help in ordering and fast service!!”