WebThe head makes 12 points of contact with a wrench to handle more torque than a socket head or hex head screw. Square Head Screws Large flat sides make these screws … Use these oversized counterbores when the screw holes in sheets or layers of … Choose from our selection of socket head captive panel screws, thumb-screw … WebHigh-Strength Metric Class 10.9Steel Flanged Hex Head Screws. These metric screws are at least 25% stronger than medium-strength steel screws. Use them in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. The flange distributes pressure where the screw meets the surface, so there's no need for a …
ASME Hex Head Cap Screws McMaster-Carr
WebRounded Head Screws A domed head sits above the surface of your material. Includes screws such as pan, button, binding, and truss head screws. Screw Assortments Fastener Caps Fastener Caps These caps are sized to conceal and protect the tops of screw heads. Reference Charts Reference Charts WebThese button head screws have a unique drive that is sold only by McMaster- Carr, making them difficult to remove without a special driver bit. Made from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic. Vented Rounded Head Screws Vented Button Head Screws thilo bergmann
Thread-Locking Socket Screws McMaster-Carr
WebMade from A286 stainless steel, these screws provide the strength of alloy steel and the corrosion and chemical resistance of 18-8 stainless steel. They have a Torx drive that has more points of contact than other drives, allowing you to tighten the screw without damaging the recess. For Torx tools, see Torx and Torx-Plus bits, keys, and drivers. WebMade from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic. All are passivated for added protection against oxidation and corrosion. Screws are angled under the head to sit flush within countersunk holes. Length is measured from the top of the head. For technical drawings and 3-D models, click on a part number ... WebZinc-Plated and Black-Oxide Steel. 7,060. 570 Socket Head Screws (M4 to M12) 750 Rounded Head Screws (M3 to M6) 580 Hex Head Screws (M4 to M12) 60 Set Screws (M4 to M6) 1,475 Hex Nuts (M3 to M12) 1,225 Flat Washers (For M4 to M12 Screw Sizes) 1,600 Lock Washers (For M3 to M12 Screw Sizes) saint louis university summer reading skills