︎ 34 step sizes VORXEON step drill bit set includes 3 drill bits in 34 sizes. They are 1/8" - 1/2", 9 steps, 1/4" - 3/4", 12 steps, and 3/16" - 7/8", 13 steps. Step drill bits set for metal heavy duty can meet any of your DIY needs.
︎ M35 Cobalt HSS Four flute step drill bit set are made of M35 cobalt steel material with very high hardness and wear resistance, which can pass through various hard materials quickly when drilling and has long service life.
︎ Four Spiral Flute Four flute design allows for better stability and more accurate drilling, while reducing jamming or chattering. Easy chip removal.
︎ TiAlN Coating TiAlN Coating can effectively reduce friction and heat, thus making the tool more durable and sharp. Improves the hardness, thermal stability and wear resistance of cutting tools.
︎ 118 Split Point Tip Provides higher wear resistance and helps prevent the drill bit from going out of position while drilling. The split point design allows the cobalt step drill bit to be self-centering, making it easier to start drilling at the desired location. In addition, the split point tip helps to remove chips faster, resulting in a smoother and more efficient drilling operation..
وصف
Step drill bits set for wood includes 3 drill bits and 1 industrial goggle.