5/16-18 Hex Bolts Grade 8

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Please Note: We try very hard to present accurate product images, but product changes occur constantly. All images should be considered approximations. If a particular product feature, color or characteristic is especially important, please call us to verify that information before placing your order. Thank you.

Coarse thread pitch
Bolts are yellow zinc plated for rust protection
Grade 8 is stronger than Grade 2, Grade 5, and Stainless 18-8
Medium carbon alloy steel, quenched and tempered for strength

30% Discount on Full Box Quantities

Stocking Data is current as of 3/24/2025 7:00:02 PM CT

Product	SKU	Mfr Part #	Selling Unit	Qty Avail/Qty On-order	Price	Order
5/16-18 X 1/2 Hex Bolt Zinc Steel Grade 8	HB8516.12	8C51612	EA	408/0In Stock	1- 99 $.320 100-499 $.224 500+ $.208	Quantity:
5/16-18 X 3/4 Hex Bolt Zinc Steel Grade 8	HB8516.34	COX-111408	EA	371/0In Stock	1- 99 $.360 100-499 $.252 500+ $.234	Quantity:
5/16-18 X 1 Hex Bolt Zinc Steel Grade 8	HB8516.1	8C5161	EA	543/0In Stock	1- 99 $.450 100-499 $.315 500+ $.293	Quantity:
5/16-18 X 1-1/4 Hex Bolt Zinc Steel Grade 8	HB8516.114	COX-111410	EA	172/200In Stock	1- 99 $.550 100-499 $.385 500+ $.358	Quantity:
5/16-18 X 1-1/2 Hex Bolt Zinc Steel Grade 8	HB8516.112	8C516112	EA	104/0In Stock	1- 99 $.650 100-499 $.455 500+ $.423	Quantity:
5/16-18 X 1-3/4 Hex Bolt Zinc Steel Grade 8	HB8516.134	COX-111430	EA	142/0In Stock	1- 99 $.750 100-499 $.525 500+ $.488	Quantity:
5/16-18 X 2 Hex Bolt Zinc Steel Grade 8	HB8516.2	COX-111442	EA	116/0In Stock	1- 99 $.890 100-499 $.623 500+ $.579	Quantity:
5/16-18 X 2-1/4 Hex Bolt Zinc Steel Grade 8	HB8516.214	8C516214	EA	193/0In Stock	1- 99 $.960 100-499 $.672 500+ $.624	Quantity:
5/16-18 X 2-1/2 Hex Bolt Zinc Steel Grade 8	HB8516.212	COX-111432	EA	103/0In Stock	1- 99 $1.070 100-499 $.749 500+ $.696	Quantity:
5/16-18 X 2-3/4 Hex Bolt Zinc Steel Grade 8	HB8516.234	8C516234	EA	70/0In Stock	1- 99 $1.160 100-499 $.812 500+ $.754	Quantity:
5/16-18 X 3 Hex Bolt Zinc Steel Grade 8	HB8516.3	8C5163	EA	71/0In Stock	1- 99 $1.240 100-499 $.868 500+ $.806	Quantity:
5/16-18 X 3-1/2 Hex Bolt Zinc Steel Grade 8	HB8516.312	COX-110162	EA	79/0In Stock	1- 49 $1.390 50-249 $.973 250+ $.904	Quantity:
5/16-18 X 3-3/4 Hex Bolt Zinc Steel Grade 8	HB8516.334	COX-110897	EA	61/0In Stock	1- 49 $1.490 50-249 $1.043 250+ $.969	Quantity:
5/16-18 X 4 Hex Bolt Zinc Steel Grade 8	HB8516.4	8C5164	EA	42/0In Stock	1- 49 $1.660 50-249 $1.162 250+ $1.079	Quantity:
5/16-18 X 4-1/2 Hex Bolt Zinc Steel Grade 8	HB8516.412	8C516412	EA	85/0In Stock	1- 49 $2.400 50-249 $1.680 250+ $1.560	Quantity:
5/16-18 X 5 Hex Bolt Zinc Steel Grade 8	HB8516.5	8C5165	EA	10/0In Stock	1- 49 $2.530 50-249 $1.771 250+ $1.645	Quantity:
5/16-18 X 5-1/2 Hex Bolt Zinc Steel Grade 8	HB8516.512	8C516512	EA	23/0In Stock	1- 49 $2.720 50-249 $1.904 250+ $1.768	Quantity:
5/16-18 X 6 Hex Bolt Zinc Steel Grade 8	HB8516.6	8C5166	EA	35/0In Stock	1- 49 $2.870 50-249 $2.009 250+ $1.866	Quantity: