Step Bit Spiral 4 20mm HSS AB6612 brass and chrome it also TTL_2641360 brass and chrome it also provides a deep shine and lasting protection for the metal surface 028”) • 545 Pieces Replacement Packs Available Part # Size Pack Qty C500 1 1 4 x 9 16 50 C500 2 5 16 x 11 16 50 C500 3 3 8 x 3 4 50 C500 4 7 16 x 13 16 50 C500 5 1 2 x 7 8 50 C500 6 9 16 x 15 16 50 C500 7 5 8 x 1 50 C500 8 11 16 x 1 1 16 45 C500 9 3 4 x 1 1 8 45 C500 10 13 16 x 1 3 16 30 C500 11 7 8 x 1 1 4 30 C500 12 15 16 x 1 3 8 15 C500 13 1 x 1 1 2 15 C500 14 1 1 8 x 1 3 4 15 Makita Step Drill Bit Spiral Flute 4 20mm *Please note that the images provided are a generic representation only