Hexagonal/ Allen Socket is the hexagonal indentation inside the head that you insert the hexagonal/ allen key into to be able to tighten and loosen the fastener. A bolt is a version which has a part plain (unthreaded) shank under the low cap head.
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1110pcs M3 Stainless Steel Hex Socket Head Cap Allen Screw Bolt Set Socket Head Cap Screws and Nuts
Aliexpress UK
M8 Low Head Cap Screws. M8 x 1.25mm pitch. A2 Stainless Steel Hexagon. M4,M5,M6,M8 A2 Stainless Steel. A2 Stainless Steel. Hexagon Head Fully Threaded. Manufactured from A2 grade stainless steel for improved corrosion resistance.
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364/645Pcs M3 Hex Socket Head Cap Screws,304 Stainless Steel Hex Socket Head Cap Screws Bolts Nuts
Aliexpress UK
Allen key sizes: M2=1.5mm key, M3=2.5mm key, M4=3mm key, M5=4mm key, M6=5mm key, M8=6mm key. A2 Stainless Steel. Stainless Steel A2 (304), DIN 7984. Socket Cap Low Head Allen Bolts.
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20pcs Hex Socket Allen Bolt Screw Nut Hexagon Head Cover Cap Protector Fasteners Screws Covers Caps
Aliexpress UK
M6 Low Head Socket Cap Screws. A2 Stainless Steel Hexagon. M6 low head socket cap screws. M6 x 1.0mm pitch. A2 Stainless Stee l. Hexagon Head Fully Threaded. Manufactured from A2 grade stainless steel for improved corrosion resistance.
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DIN7984 304 Stainless Steel Hexagon Socket Head Cap Screws With Low Head
Aliexpress UK
M8 Low Head Socket Cap Screws. M8 low head socket cap screws. M4,M5,M6,M8 A2 Stainless Steel. M3, M4, M5, M6, M8. M5,M6,M8,M10 A2. High tensile grade 10.9 steel. Screws are uncoated, self colour. Allen key size: 5mm.
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Allen Head Cap Screw Black Grade 8.8 M3 M4 M5 M6 M8 Hex Hexgon Socket Cap Head Screw Bolt for
Aliexpress UK
M8X16 Socket Low Head Cap Screw BZP (GR-8.8). Driving Features: Hexagon Socket. Thread Direction: Right Hand. Fluid Power. Head Depth: 5mm. Power Tools. Thread Size: M8. Driver Head Size: 5mm.
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10pcs/lot CM Black Stainless Steel Hex Hexagon Socket Ultra Thin Super Low Flat Head Allen Cap Screw
Aliexpress UK
Stainless Steel A2 (304), DIN 7984. A2 Stainless Steel. Socket Cap Low Head Allen Bolts. Allen key sizes: M2=1.5mm key, M3=2mm key, M4=2.5mm key, M5=3mm key, M6=4mm key, M8=5mm key, M10=7mm key.
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50pcs 20pcs 10pcs 5pcs 304ss Din7984 M3 M4 M5 M6 M8 M10 Hexagon Socket Thin Low Short Head Cap Screw
Aliexpress UK
A2 Stainless Steel Hexagon. M5 low head socket cap screws. M5 Low Head Cap Screws. A2 Stainless Stee l. Hexagon Head Fully Threaded. M5 x 0.8mm pitch. Manufactured from A2 grade stainless steel for improved corrosion resistance.
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10PCS/LOT M3 M4 M5 M8 M10 M12 Hexagon Socket Thin Low Short Head Cap Machinery Screw Din794
Aliexpress UK