1x 845/8 1-flute Countersink Bits Set, 8 pieces; 1x 816 R Bitholding screwdriver with Rapidaptor quick-release chuck: 1/4"x119; 1x 888/4/1 K Rapidaptor Universal Bit Holder: 1/4"x50; 6x 845 1-flute Countersink Bits: 6.30x32.0, 8.30x32.0, 10.40x34.0, 12.40x36.0, 16.50x40.0, 20.50x43.0