Heat-Set Insert Insert Type Heat-Set Insert System of Measurement Inch Insert Diameter 11/32 in Overall Length 1/2 in Thread Size 1/4 In.-20 Thread Direction Right Hand Thread Type Coarse Material Brass Shank Type Straight Tapered End Diameter 0.315 in Flange Style Flush Number of Vanes Not Applicable Compatible Material Thermoplastic Drill Bit Size 8.00 mm Minimum Material Thickness 1/8 in Maximum Hole Diameter 0.315 in Features Pull-Out Resistance Finish Plain