M4 Brass Headed SPIRO® Inserts for plastics.
Ideal for use in hard brittle thermoset materials, Spiro are press in inserts which, due to the sharp precision knurl pattern, cuts into these materials reducing radial stresses.
- Easy press in insertion
- Thinner boss walls than many other inserts
- Recommended for brittle thermosetting materials
- Additional Information
Manufacturer PSM International Part Number HSR-B-M4 Material Brass Finish None Installation Simple Press Thread M4 Length 7.4mm Head Height 0.89mm Head Diameter 7.1mm Body Diameter 5.8mm Hole Size 5.4mm Hole Tolerance -0.0mm / +0.1mm MIN Wall Thickness 2.5mm