Hex bolts and cap screws
Bolts with a hexagon head or a hexagon socket.
This page lists 11 hex bolts and cap screws from 10 brands. For 7 of them, their listings give diameter from 5 mm to 8 mm.
Order: Amazon UK's own sales ranking, read 3 November 2026.
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| Product | Diameter (listing) | Pieces in the pack (listing) | Amazon |
| M METERXITY Hex Head Screw Bolt w/Nuts Flat & Lock Washers M8x90mm | Not given | Not given | Ad See it on Amazon, M METERXITY Hex Head Screw Bolt w/Nuts Flat & Lock Washers M8x90mm |
| JJPJL Bolt M6×10 | Not given | 10 | Ad See it on Amazon, JJPJL Bolt M6×10 |
| AMLOOPH M6x20mm(20) bolts, 20-pack | Not given | 20 | Ad See it on Amazon, AMLOOPH M6x20mm(20) bolts, 20-pack |
| Wavanta M5 x 20mm Hex Socket Head Cap Screws Bolts, 20-pack | 5 mm | 20 | Ad See it on Amazon, Wavanta M5 x 20mm Hex Socket Head Cap Screws Bolts, 20-pack |
| AMLOOPH CM6x45mm bolts, 12-pack | 6 mm | 12 | Ad See it on Amazon, AMLOOPH CM6x45mm bolts, 12-pack |
| RC Screws M8 bolts | 8 mm | Not given | Ad See it on Amazon, RC Screws M8 bolts |
| QiXinGYL M6 Bolts Set | 6 mm | 72 | Ad See it on Amazon, QiXinGYL M6 Bolts Set |
| WL-QIANXING M6 x 20mm Hex Socket Flat Bolts | 6 mm | Not given | Ad See it on Amazon, WL-QIANXING M6 x 20mm Hex Socket Flat Bolts |
| SZSLMY Hex Bolts and Nuts Set | Not given | 408 | Ad See it on Amazon, SZSLMY Hex Bolts and Nuts Set |
| RUGLAMZHIP 10D-039-MZX bolts | 8 mm | 20 | Ad See it on Amazon, RUGLAMZHIP 10D-039-MZX bolts |
| SHENLINKHO M8 Bolts M8*40mm Hex Socket Head Cap Screws DIN, 10-pack | 8 mm | 10 | Ad See it on Amazon, SHENLINKHO M8 Bolts M8*40mm Hex Socket Head Cap Screws DIN, 10-pack |
Columns marked (listing) show what each Amazon listing says, read on 3 November 2026. We have not checked them with the maker.