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tools - What is this kind of security bolt head called, and how can I remove it? - Home Improvement Stack Exchange
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M3 x 10mm Security Torx Countersunk Screws (DIN 7991) - Black A2 Stainless Steel: Accu.co.uk: Precision Screws
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M4 x 8mm Security Torx Button Head Screws (ISO 7380) - A2 Stainless Steel: Accu.co.uk: Precision Screws
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3/8" X 4” Flat Head Countersunk Secure-Bolt Plus Security Screw Anchor Tanner Guard+ Coating, 6-Lobe (TORX® Equivalent) Tamper-Resistant Drive Type 45TXH
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200pcs M2.5*4 Din7991 Torx Flat Head Tamper Proof Security Screw A2 Stainless Steel Anti-theft Countersunk Screws - Screws - AliExpress
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