SteelZinc
5048RSW-200
1/2"-13 x 3" Trilobe Thread Forming Screws for Metal / Slotted / Hex Washer Head / Low Carbon Steel / Zinc
$314.08 – $1,226.88
Bulk Box (200 pcs)
$1,226.88
1/2"-13 Thread-Forming Screws
13 products
1/2-13 Thread-Forming Screws in all available lengths, grades, materials, and finishes. This collection covers every 1/2-13 option in stock — use the filters to narrow by length, grade, material, and finish.
1/2-13 Thread Specifications
- Nominal diameter: 0.5"
- Threads per inch: 13
- Tap drill (75% thread): 27/64" (0.422")
- Clearance hole (close fit): 33/64" (0.516")
- Clearance hole (free fit): 17/32" (0.531")
Pair 1/2-13 thread-forming screws with a matching 1/2-13 nut. Use 33/64" (0.516") for a close-fit clearance hole or 17/32" (0.531") for free fit.
Orders before 12 PM ET ship same day.
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SteelZinc5048RW-2001/2"-13 x 3" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Partially Threaded / Made in USA
$308.40 – $1,204.69Bulk Box (200 pcs) $1,204.69
SteelZinc5032RSW-3001/2"-13 x 2" Trilobe Thread Forming Screws for Metal / Slotted / Hex Washer Head / Low Carbon Steel / Zinc
$265.32 – $1,036.41Bulk Box (300 pcs) $1,036.41
SteelZinc5032RW-3001/2"-13 x 2" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Made in USA
$346.80 – $1,238.57Bulk Box (300 pcs) $1,238.57
SteelZinc5040RSW-2001/2"-13 x 2 1/2" Trilobe Thread Forming Screws for Metal / Slotted / Hex Washer Head / Low Carbon Steel / Zinc
$214.40 – $837.50Bulk Box (200 pcs) $837.50
SteelZinc5040RW-2001/2"-13 x 2 1/2" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Made in USA
$318.40 – $1,137.14Bulk Box (200 pcs) $1,137.14
SteelZinc5016RWS-4001/2"-13 x 1" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Serrated
$302.40 – $1,181.25Bulk Box (400 pcs) $1,181.25
SteelZinc5016RW-4001/2"-13 x 1" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Made in USA
$404.70 – $1,445.36Bulk Box (400 pcs) $1,445.36
SteelZinc5028RW-3501/2"-13 x 1 3/4" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc
$361.20 – $1,290.00Bulk Box (350 pcs) $1,290.00
SteelZinc5020RW-4001/2"-13 x 1 1/4" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc
$280.00 – $1,093.75Bulk Box (400 pcs) $1,093.75
SteelZinc5024RWS-3001/2"-13 x 1 1/2" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Serrated / Made in USA
$287.68 – $1,123.74Bulk Box (300 pcs) $1,123.74
SteelZinc5024RW-4001/2"-13 x 1 1/2" Trilobe Thread Forming Screws for Metal / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc / Made in USA
$215.28 – $591.52Bulk Box (400 pcs) $591.52
SteelZinc5024RSW-3001/2"-13 x 1 1/2" Trilobe Thread Forming Screws for Metal / Slotted / Hex Washer Head / Low Carbon Steel / Zinc
$231.00 – $902.34Bulk Box (300 pcs) $902.34
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