Monster Overview: For maximum clamping power and strength in critical assemblies, choose M22 Socket Head Cap Screws from Monster Bolts. Made from Class 12.9 alloy steel and protected by a thermal black oxide finish, these heavy-duty fasteners deliver extreme tensile performance and consistent torque control. The rugged 17 mm hex drive provides full engagement for precision tightening in structural, industrial, and tooling applications. Quality & Supply: Each bulk lot meets or exceeds Monster Bolts’ demanding standards for hardness, finish, and dimensional tolerance. Stocked in both full and partial-thread (PT) versions, all orders ship quickly from U.S. inventory. Monster Features: Extreme Strength: Class 12.9 alloy steel ensures maximum tensile capacity for heavy-load applications. Precision Drive: 17 mm hex socket offers deep engagement and reliable torque under high stress. Socket Cap Design: Cylindrical head delivers strong, even clamping with minimal clearance requirements. Thermal Black Oxide: Oil-sealed matte coating resists mild corrosion; fully RoHS compliant. Compliance: Built to DIN 912 / ISO 4762 standards for universal interchangeability. Monster Specifications Feature Details Diameter / Thread M22-2.50 (coarse metric standard) Drive Size Hex 17 mm Head Type Socket Head Cap Screw – Cylindrical, deep-drive design Material / Grade Black Alloy Steel, Class 12.9 Finish Thermal Black Oxide (light oil; RoHS compliant) System of Measurement Metric Standards DIN 912 / ISO 4762 Length Measurement: Socket head cap screws are measured from under the head to the tip of the screw. Note: “PT” denotes Partial Thread versions. More Monster Bolts: • M17 Hex Keys• Matching M22 Nuts & Washers• All Bulk Metric Socket Cap Screws Order Today and Experience the Monster Bolts Difference Buy with confidence — every Monster Bolts bulk order is backed by stringent quality control, fast U.S. fulfillment, and responsive support. MTRs available upon request for unopened bulk cartons. Note: Bulk shipping times may vary slightly depending on order volume and stock location. Most orders ship within a few business days.