Bit-Check 30 Metal 1, 30 pieces 1x 899/4/1 Universal Bit Holder: 1/4", x 50 mm 8x 851/1 Z bits: 3x PH 1x25 mm, 3x PH 2x25 mm, 2x PH 3x25 mm 9x 855/1 Z bits: 3x PZ 1x25 mm, 3x PZ 2x25 mm, 3x PZ 3x25 mm 6x 867/1 TORX® bits: TX 10x25 mm, TX 15x25 mm, TX 20x25 mm, TX 25x25 mm, TX 30x25 mm, TX 40x25 mm 3x 800/1 Z bits: 0.6x4.5x25 mm, 1x5.5x25 mm, 1.2x6.5x25