Class 8.8 Hex Head Cap Screws

When you need Grade 5 equivalent clamp load in metric builds, grab Class 8.8 hex head cap screws. Heat treated steel and zinc plating hold up in everyday shop corrosion while keeping torque consistent. Choose coarse for general assembly, fine or very fine for tighter engagement and vibration, or JIS fully threaded to match Japanese equipment.

338 results

Metric 8.8 (Coarse Thread) Hex Head Cap Screw

Metric 8.8 (Fine Thread) Hex Head Cap Screws

Metric 8.8 (Very Fine Thread) Hex Head Cap Screws

JIS 8.8 Hex Head Cap Screws

Metric 8.8 (Coarse Thread) Hex Head Cap Screw

Metric 8.8 coarse-thread hex head cap screws made from heat-treated alloy steel. Available with zinc-plated or black oil-dipped finishes, hex head drive and coarse metric threads. Class 8.8 construction provides higher tensile strength for general-purpose structural fastening.

Diameter: M3

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
8 mm	M3 x 0.5	Coarse	50	450308	Log in to view price
M3 x 0.5 x 8 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450308 Package Weight: 0.1 lbs View Product Details Log in to Order
10 mm	M3 x 0.5	Coarse	50	450310	Log in to view price
M3 x 0.5 x 10 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450310 Package Weight: 0.1 lbs View Product Details Log in to Order
12 mm	M3 x 0.5	Coarse	50	450312	Log in to view price
M3 x 0.5 x 12 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450312 Package Weight: 0.1 lbs View Product Details Log in to Order
16 mm	M3 x 0.5	Coarse	50	450316	Log in to view price
M3 x 0.5 x 16 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450316 Package Weight: 0.1 lbs View Product Details Log in to Order
20 mm	M3 x 0.5	Coarse	50	450320	Log in to view price
M3 x 0.5 x 20 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450320 Package Weight: 0.1 lbs View Product Details Log in to Order
25 mm	M3 x 0.5	Coarse	50	450325	Log in to view price
M3 x 0.5 x 25 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450325 Package Weight: 0.2 lbs View Product Details Log in to Order

Diameter: M4

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
8 mm	M4 x 0.7	Coarse	50	450408	Log in to view price
M4 x 0.7 x 8 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450408 Package Weight: 0.2 lbs View Product Details Log in to Order
10 mm	M4 x 0.7	Coarse	50	450410	Log in to view price
M4 x 0.7 x 10 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450410 Package Weight: 0.2 lbs View Product Details Log in to Order
12 mm	M4 x 0.7	Coarse	50	450412	Log in to view price
M4 x 0.7 x 12 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450412 Package Weight: 0.2 lbs View Product Details Log in to Order
16 mm	M4 x 0.7	Coarse	50	450416	Log in to view price
M4 x 0.7 x 16 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450416 Package Weight: 0.2 lbs View Product Details Log in to Order
20 mm	M4 x 0.7	Coarse	50	450420	Log in to view price
M4 x 0.7 x 20 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450420 Package Weight: 0.3 lbs View Product Details Log in to Order
25 mm	M4 x 0.7	Coarse	50	450425	Log in to view price
M4 x 0.7 x 25 Metric 8.8 (Coarse Thread) Hex Head Cap Screw - 50 Pack Item #: 450425 Package Weight: 0.3 lbs View Product Details Log in to Order

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Metric 8.8 (Fine Thread) Hex Head Cap Screws

Metric 8.8 hex head cap screws in alloy steel with fine metric threads, available in zinc-plated or black oil-dipped finishes. Heat-treated for elevated tensile strength, provides reliable clamp force and corrosion resistance depending on finish. Suitable for general mechanical assemblies.

Diameter: M8

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
10 mm	M8 x 1.0	Fine	25	450910	Log in to view price
M8 x 1.0 x 10 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450910 Package Weight: 0.5 lbs View Product Details Log in to Order
16 mm	M8 x 1.0	Fine	25	450916	Log in to view price
M8 x 1.0 x 16 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450916 Package Weight: 0.6 lbs View Product Details Log in to Order
20 mm	M8 x 1.0	Fine	25	450920	Log in to view price
M8 x 1.0 x 20 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450920 Package Weight: 0.7 lbs View Product Details Log in to Order
25 mm	M8 x 1.0	Fine	25	450925	Log in to view price
M8 x 1.0 x 25 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450925 Package Weight: 0.8 lbs View Product Details Log in to Order
30 mm	M8 x 1.0	Fine	25	450930	Log in to view price
M8 x 1.0 x 30 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450930 Package Weight: 0.9 lbs View Product Details Log in to Order
35 mm	M8 x 1.0	Fine	25	450935	Log in to view price
M8 x 1.0 x 35 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450935 Package Weight: 0.9 lbs View Product Details Log in to Order
40 mm	M8 x 1.0	Fine	25	450940	Log in to view price
M8 x 1.0 x 40 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450940 Package Weight: 1.1 lbs View Product Details Log in to Order
45 mm	M8 x 1.0	Fine	25	450945	Log in to view price
M8 x 1.0 x 45 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450945 Package Weight: 1.1 lbs View Product Details Log in to Order
50 mm	M8 x 1.0	Fine	25	450950	Log in to view price
M8 x 1.0 x 50 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450950 Package Weight: 1.3 lbs View Product Details Log in to Order
55 mm	M8 x 1.0	Fine	25	450955	Log in to view price
M8 x 1.0 x 55 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450955 Package Weight: 1.4 lbs View Product Details Log in to Order
60 mm	M8 x 1.0	Fine	25	450960	Log in to view price
M8 x 1.0 x 60 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 450960 Package Weight: 0.9 lbs View Product Details Log in to Order

Diameter: M10

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
16 mm	M10 x 1.25	Fine	25	451116	Log in to view price
M10 x 1.25 x 16 Metric 8.8 (Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451116 Package Weight: 1.2 lbs View Product Details Log in to Order

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Metric 8.8 (Very Fine Thread) Hex Head Cap Screws

Metric 8.8 very-fine-thread hex head cap screws made from alloy steel with zinc plating. Available in M10 and M12 diameters with hex heads and high tensile strength (116,000 psi). Zinc finish resists corrosion and fine threads provide improved control in precision assemblies.

Diameter: M10

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
20 mm	M10 x 1.0	Very Fine	25	451200	Log in to view price
M10 x 1.0 x 20 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451200 Package Weight: 1.3 lbs View Product Details Log in to Order
25 mm	M10 x 1.0	Very Fine	25	451201	Log in to view price
M10 x 1.0 x 25 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451201 Package Weight: 1.4 lbs View Product Details Log in to Order
30 mm	M10 x 1.0	Very Fine	25	451202	Log in to view price
M10 x 1.0 x 30 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451202 Package Weight: 1.6 lbs View Product Details Log in to Order
35 mm	M10 x 1.0	Very Fine	25	451203	Log in to view price
M10 x 1.0 x 35 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451203 Package Weight: 1.7 lbs View Product Details Log in to Order
40 mm	M10 x 1.0	Very Fine	25	451204	Log in to view price
M10 x 1.0 x 40 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 25 Pack Item #: 451204 Package Weight: 1.8 lbs View Product Details Log in to Order
45 mm	M10 x 1.0	Very Fine	10	451205	Log in to view price
M10 x 1.0 x 45 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451205 Package Weight: 0.8 lbs View Product Details Log in to Order
50 mm	M10 x 1.0	Very Fine	10	451206	Log in to view price
M10 x 1.0 x 50 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451206 Package Weight: 0.8 lbs View Product Details Log in to Order
60 mm	M10 x 1.0	Very Fine	10	451208	Log in to view price
M10 x 1.0 x 60 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451208 Package Weight: 1 lbs View Product Details Log in to Order
70 mm	M10 x 1.0	Very Fine	10	451210	Log in to view price
M10 x 1.0 x 70 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451210 Package Weight: 1.1 lbs View Product Details Log in to Order

Diameter: M12

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
25 mm	M12 x 1.25	Very Fine	10	451401	Log in to view price
M12 x 1.25 x 25 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451401 Package Weight: 0.8 lbs View Product Details Log in to Order
30 mm	M12 x 1.25	Very Fine	10	451402	Log in to view price
M12 x 1.25 x 30 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451402 Package Weight: 0.9 lbs View Product Details Log in to Order
35 mm	M12 x 1.25	Very Fine	10	451403	Log in to view price
M12 x 1.25 x 35 Metric 8.8 (Very Fine Thread) Hex Head Cap Screw - 10 Pack Item #: 451403 Package Weight: 1 lbs View Product Details Log in to Order

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JIS 8.8 Hex Head Cap Screws

JIS hex head cap screws made from heat‑treated alloy steel, Grade 8.8 with zinc plating. Metric threads (1.25 pitch) in M8 to M12 diameters and varied lengths. High tensile strength provides durable clamping and zinc finish helps resist corrosion for general mechanical assemblies.

Diameter: M8

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
16 mm	M8 x 1.25	Coarse	25	458816	Log in to view price
M8 x 1.25 x 16 JIS Hex Head Cap Screw - 25 Pack Item #: 458816 Package Weight: 0.5 lbs View Product Details Log in to Order
20 mm	M8 x 1.25	Coarse	25	458820	Log in to view price
M8 x 1.25 x 20 JIS Hex Head Cap Screw - 25 Pack Item #: 458820 Package Weight: 0.7 lbs View Product Details Log in to Order
25 mm	M8 x 1.25	Coarse	25	458825	Log in to view price
M8 x 1.25 x 25 JIS Hex Head Cap Screw - 25 Pack Item #: 458825 Package Weight: 0.7 lbs View Product Details Log in to Order
30 mm	M8 x 1.25	Coarse	25	458830	Log in to view price
M8 x 1.25 x 30 JIS Hex Head Cap Screw - 25 Pack Item #: 458830 Package Weight: 0.8 lbs View Product Details Log in to Order
35 mm	M8 x 1.25	Coarse	25	458835	Log in to view price
M8 x 1.25 x 35 JIS Hex Head Cap Screw - 25 Pack Item #: 458835 Package Weight: 0.9 lbs View Product Details Log in to Order
40 mm	M8 x 1.25	Coarse	25	458840	Log in to view price
M8 x 1.25 x 40 JIS Hex Head Cap Screw - 25 Pack Item #: 458840 Package Weight: 0.7 lbs View Product Details Log in to Order
45 mm	M8 x 1.25	Coarse	25	458845	Log in to view price
M8 x 1.25 x 45 JIS Hex Head Cap Screw - 25 Pack Item #: 458845 Package Weight: 1.1 lbs View Product Details Log in to Order
50 mm	M8 x 1.25	Coarse	25	458850	Log in to view price
M8 x 1.25 x 50 JIS Hex Head Cap Screw - 25 Pack Item #: 458850 Package Weight: 1.1 lbs View Product Details Log in to Order
60 mm	M8 x 1.25	Coarse	25	458860	Log in to view price
M8 x 1.25 x 60 JIS Hex Head Cap Screw - 25 Pack Item #: 458860 Package Weight: 1.4 lbs View Product Details Log in to Order
70 mm	M8 x 1.25	Coarse	25	458870	Log in to view price
M8 x 1.25 x 70 JIS Hex Head Cap Screw - 25 Pack Item #: 458870 Package Weight: 1.6 lbs View Product Details Log in to Order

Diameter: M10

Length	Thread Size	Thread Type	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
20 mm	M10 x 1.25	Fine	25	459020	Log in to view price
M10 x 1.25 x 20 JIS Hex Head Cap Screw - 25 Pack Item #: 459020 Package Weight: 1 lbs View Product Details Log in to Order
25 mm	M10 x 1.25	Fine	25	459025	Log in to view price
M10 x 1.25 x 25 JIS Hex Head Cap Screw - 25 Pack Item #: 459025 Package Weight: 1.2 lbs View Product Details Log in to Order