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5/16-18 Slotted Indented Hex Washer Head Type F Thread Cutting Screw Zinc Plated"

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

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

This item qualifies for FREE SHIPPING on orders $250+
Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 3/4"
SKU #6000-012-0002
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 3/4"
SKU #6000-012-0002
1
 NA
25
 $7.75 (0.31/ea)
100
 $25.00 (0.25/ea)
1000
 $230.00 (0.23/ea)
Subtotal: $0.00 /
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1"
SKU #6000-012-0012
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1"
SKU #6000-012-0012
1
 NA
25
 $11.00 (0.44/ea)
100
 $35.00 (0.35/ea)
1000
 $330.00 (0.33/ea)
Subtotal: $0.00 /
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1-1/4"
SKU #6000-012-0022
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1-1/4"
SKU #6000-012-0022
1
 NA
25
 $12.00 (0.48/ea)
100
 $38.00 (0.38/ea)
1000
 $360.00 (0.36/ea)
Subtotal: $0.00 /
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1-1/2"
SKU #6000-012-0032
Slotted Indented Hex Washer Head Type F Zinc - 5/16"-18 x 1-1/2"
SKU #6000-012-0032
1
 NA
25
 $16.25 (0.65/ea)
100
 $53.00 (0.53/ea)
1000
 $500.00 (0.5/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
 $11.43 (11.43/ea)
5
 $46.40 (9.28/ea)
10
 $89.40 (8.94/ea)
Subtotal: $0.00 /
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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