Advantage: High Strength Grade 10.9 (Same Grade as OEM bolts) metric flange bolts with upgraded clear zinc coating to prevent rust and corrosion. Application: Compatible with Chevrolet / GM 4 Speed Overdrive Transmission Torque Converters That Use Metric M10-1.5 Bolts. 4L60E 4L65E 4L70E 4L80E 700R4 200-4R 4T60E 4T65E Allison 1000 2400. Material: Torque converters bolts are made of premium quality steel, strong and reliable, not easy to break or deform, can be used for a long time. Package: 6* torque converter bolts, to ensure that your transmission's mounting needs are met, and we recommend that you use thread locker during installation to prevent the bolts from loosening. Size: Flange Hex Head bolts is M10-1.5X16MM with High Strength Grade 10.9.