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Machine Screws, Slotted Hex Washer Head, Type F Thread Cutting, Zinc Plated Steel, 5/16"-18

Machine Screws, Slotted Hex Washer Head, Type F Thread Cutting, Zinc Plated Steel, 5/16"-18

Diameter - Thread Pitch: 5/16"-18

5/16"-18 Zinc plated thread cutting screws feature a thread cutting tip which makes threads in existing or pre-drilled holes.

Drill Bit Sizes for Thread Cutting Screws

  • Feature a machine screw style thread
  • Blunt tapered point with multi-cutting edges
  • Hexagonal head with a slotted drive and washer built into the head
  • Applied with a wrench of a slotted or flat screwdriver
  • Chip cavities
Zinc Plating adds a layer of corrosion resistance to plain alloy steel but is not recommended for extreme environments.

Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head

Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size/SKU
Select Package Quantity Price
SubTotal
5/16"-18 x 3/4"
SKU #6000-012-0002
5/16"-18 x 3/4"
SKU #6000-012-0002
1 $0.29 (0.29/ea)
100 $19.00 (0.19/ea)
1000 $180.00 (0.18/ea)
Subtotal: $0.00 /
5/16"-18 x 1"
SKU #6000-012-0012
5/16"-18 x 1"
SKU #6000-012-0012
1 $0.31 (0.31/ea)
100 $21.00 (0.21/ea)
1000 $200.00 (0.2/ea)
Subtotal: $0.00 /
5/16"-18 x 1-1/4"
SKU #6000-012-0022
5/16"-18 x 1-1/4"
SKU #6000-012-0022
1 $0.38 (0.38/ea)
100 $25.00 (0.25/ea)
1000 $230.00 (0.23/ea)
Subtotal: $0.00 /
5/16"-18 x 1-1/2"
SKU #6000-012-0032
5/16"-18 x 1-1/2"
SKU #6000-012-0032
1 $0.61 (0.61/ea)
100 $40.00 (0.4/ea)
1000 $380.00 (0.38/ea)
Subtotal: $0.00 /

Frequently Used With

Norseman Magnum Super Premium Jobber Length Drill Bit, K (0.281")
Norseman Magnum Super Premium Jobber Length Drill Bit, K (0.281") 1052-336-0062
Norseman Magnum Super Premium Jobber Length Drill Bit, K (0.281
1 $4.28 (4.28/ea)
10 $40.10 (4.01/ea)
Subtotal: $0.00
Product Specifications
Product Specifications
Color
Silver
Corrosion Resistant
Yes
Diameter
5/16"
Drive Style
External Hex|Hex / Slotted
Finish
Zinc Plated
Head Style
Slotted Hex Washer
Material
Steel
Overall Head Height
Max 0.230 - Min 0.208
Point Type
F
Product Type
Thread Cutting Screws
System of Measurement (Unit)
Inch
Thread Diameter
(5/16") Max 0.3125 - Min 0.3026
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Washer OD
Max 0.676 - Min 0.624
Washer Thickness
Max 0.055 - Min 0.035
Wrench Size
1/2"

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Volume Pricing: Buy in volume, get a discount. The larger the pack, the lower the cost per piece. Visit the New Site Features Page for additional details.