63D-7-1-Diamond-Bit-Set-7-Piece-Bahco-63D-7-1-p-The-Bahco-63D-7-1-7-Piece-Diamond-Bit-Set-contains-a-selection-of-bits-made-from-high-performance-alloy-steel-Their-tips-are-coated-with-thousands-of-tiny-industrial-grade-diamond-particles-providing-high-strength-&-good-wear-resistance-This-also-significantly-reduces-the-cam-out-effect-to-deliver-the-required-torque-to-drive-the-screw-p-p-Supplied-in-a-handy-plastic-storage-case-p-p-Contains-p-p-1-x-25mm-Phillips-Bit-