5/16"-9 Hex Lag Screws Hot Dip Galvanized

5/16" Hot Dip Galvanized Lag Bolts

Diameter: 5/16"


5/16" Hot dipped galvanized lag bolts feature a Hex Head and are designed to be driven with a wrench or hex driver.

  • Significantly larger than most other screws
  • Have a shoulder below the head (in longer lengths)
  • Feature the sharp cutting threads of a wood screw
  • Essentially just a very large wood screw<
  • HDG lag bolts are rust and corrosion resistant making them perfect for exterior use
Hot Dipped Galvanized lag bolts are typically used in heavy duty carpentry applications including lumber framing and anchoring equipment to wood such as machinery and large vices.

Hex Lag Screws in 5/16" diameter are Partial Thread in lengths 1" and over

Select Products Below
Product Specifications
Across Flats (Width)
1/2" (Max 0.500 - Min 0.489)
Additional Sizing Info
Hex Lag Screws in 5/16" diameter are Partial Thread in lengths 1" and over
Body Diameter
5/16" (Max 0.3152 - Min 0.3065)
Color
Gray
Corrosion Resistant
Yes
Drive Style
External Hex
Finish
Hot Dip Galvanized
Head Height Basic
7/32"
Head Style
Hex Cap
Material
Hot Dip Galvanized Steel
Thread Direction
Right Hand
Thread Pitch (Count)
9 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.577 - Min 0.570
Wrench Size
1/2"
Select Products Below
Qty
Size
Select Package Quantity
SubTotal
5/16" x 1"
SKU #1070-020-0002
5/16" x 1"
SKU #1070-020-0002
1
$0.15 (0.15/ea)
25
$2.25 (0.09/ea)
100
$8.00 (0.08/ea)
1000
$70.00 (0.07/ea)
 
5/16" x 1-1/4"
SKU #1070-020-0012
5/16" x 1-1/4"
SKU #1070-020-0012
1
$0.15 (0.15/ea)
25
$2.50 (0.10/ea)
100
$9.00 (0.09/ea)
1000
$80.00 (0.08/ea)
 
5/16" x 1-1/2"
SKU #1070-020-0022
5/16" x 1-1/2"
SKU #1070-020-0022
1
$0.15 (0.15/ea)
25
$2.75 (0.11/ea)
100
$10.00 (0.10/ea)
1000
$90.00 (0.09/ea)
 
5/16" x 1-3/4"
SKU #1070-020-0032
5/16" x 1-3/4"
SKU #1070-020-0032
1
$0.15 (0.15/ea)
25
$3.00 (0.12/ea)
100
$11.00 (0.11/ea)
1000
$100.00 (0.10/ea)
 
5/16" x 2"
SKU #1070-020-0042
5/16" x 2"
SKU #1070-020-0042
1
$0.15 (0.15/ea)
25
$3.25 (0.13/ea)
100
$12.00 (0.12/ea)
1000
$110.00 (0.11/ea)
 
5/16" x 2-1/2"
SKU #1070-020-0052
5/16" x 2-1/2"
SKU #1070-020-0052
1
$0.17 (0.17/ea)
25
$3.75 (0.15/ea)
100
$14.00 (0.14/ea)
1000
$120.00 (0.12/ea)
 
5/16" x 3"
SKU #1070-020-0062
5/16" x 3"
SKU #1070-020-0062
1
$0.19 (0.19/ea)
25
$4.50 (0.18/ea)
100
$16.00 (0.16/ea)
1000
$150.00 (0.15/ea)
 
5/16" x 3-1/2"
SKU #1070-020-0072
5/16" x 3-1/2"
SKU #1070-020-0072
1
$0.22 (0.22/ea)
25
$5.00 (0.20/ea)
100
$18.00 (0.18/ea)
1000
$170.00 (0.17/ea)
 
5/16" x 4"
SKU #1070-020-0082
5/16" x 4"
SKU #1070-020-0082
1
$0.25 (0.25/ea)
25
$5.75 (0.23/ea)
100
$21.00 (0.21/ea)
1000
$190.00 (0.19/ea)
 
5/16" x 4-1/2"
SKU #1070-020-0092
5/16" x 4-1/2"
SKU #1070-020-0092
1
$0.28 (0.28/ea)
25
$6.25 (0.25/ea)
100
$23.00 (0.23/ea)
1000
$210.00 (0.21/ea)
 
5/16" x 5"
SKU #1070-020-0102
5/16" x 5"
SKU #1070-020-0102
1
$0.30 (0.30/ea)
25
$7.00 (0.28/ea)
100
$25.00 (0.25/ea)
1000
$230.00 (0.23/ea)
 
5/16" x 5-1/2"
SKU #1070-020-0112
5/16" x 5-1/2"
SKU #1070-020-0112
1
$0.33 (0.33/ea)
25
$7.50 (0.30/ea)
100
$28.00 (0.28/ea)
1000
$250.00 (0.25/ea)
 
5/16" x 6"
SKU #1070-020-0122
5/16" x 6"
SKU #1070-020-0122
1
$0.39 (0.39/ea)
25
$9.00 (0.36/ea)
100
$33.00 (0.33/ea)
1000
$300.00 (0.30/ea)