Expansion Bolt Set M4 M5 M6 Carbon Steel Button Head

<p>Expansion bolt set with button heads and slotted sleeves that spread inside the hole when tightened, gripping wood, gypsum board, and thin metal panels.</p><p>The set includes M4, M5, and M6 bolts. The 4 mm bolts measure 20 mm overall with a 16 mm expansion section; the 5 mm and 6 mm bolts measure 25 mm overall with an 18 mm expansion section.</p><ul><li>Carbon steel with zinc plating, rustproof and suitable for indoor, outdoor, and humid use</li><li>Choose the 30-piece starter pack (10 each of M4, M5, and M6) or the 90-piece best-value set</li><li>Drill a hole the same diameter as the bolt's end, insert, then tighten with a screwdriver to lock</li><li>Suited to furniture hardware, automotive sheet metal repair, and thin panel fixing</li></ul><p>Each unit is one set of assorted expansion bolts.</p>

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