Four Spiral Flute M35 Cobalt Step Drill Bit Set 1/4" - 3/4", Impact Ready for Metal, Stainless Steel, Aluminum

Four Spiral Flute M35 Cobalt Step Drill Bit Set 1/4" - 3/4"(9 Sizes),Impact Ready Four Flute Step Drill Bit,1/4" Hex Shank Step Bits for Metal, Stainless Steel, Aluminum, Wood, Plastic

Four Spiral Flute M35 Cobalt Step Drill Bit Set 1/4" - 3/4", Impact Ready for Metal, Stainless Steel, Aluminum

PANOVOS FOUR SPIRAL FLUTE STEP DRILL BIT These Double-Fluted Step Drill Bits providefaster cutting and drilling than singlo flutobits.The easy-to-read step markings andtargets save time when drilling holes A Tool Box NecessityHigh Speed Steel Durability Two flutes on this Step Drill Bitcut faster and keep bit coolerFast- starting,non-walking drill tip Thick 1/4" hex Shank won'tround out in the drill chuck fora more positive grip

Key Features

• ✅ ?M35 Cobalt Superhard High Speed Steel?: ISI M35/1.3243/SKH55/M35 steel is a kind of high speed steel containing cobalt, which has the characteristics of high wear resistance, high pressure resistance and sintering resistance.
• ✅ [M35 Four groove step drill]-The ordinary step drill is easy to flex during the cutting process, but the four groove step drill is more stable in the cutting. 1/4”-3/4"(9 Step Size). The service life is twice that of ordinary ladder drills, the drilling accuracy is significantly improved, the cutting speed is faster when drilling, and it has a unique effect on stainless steel drilling.
• ✅ [TiAlN] -TiAlN coating is a new coating material in recent two years. It has high hardness, high oxidation temperature, good thermal hardness, strong adhesion, low friction coefficient and low thermal conductivity coefficient.
• ✅ [M35 Cobalt High Speed Steel]-M35 cobalt high speed steel can be obtained by proper heat treatment with high hardness , high red hardness and high wear resistance. Its toughness and bending strength are higher than that of ordinary high-speed steel, which is better for hard materials.
• ✅ ?M35 four spiral groove step drill compatibility ?: step drills can quickly and smoothly drill holes of different diameters, such as stainless steel, aluminum, wood, plastic board (the board must be thinner than the height of the step drill).step drill four cutting blade design. Faster, smoother cutting and easier separation of sawdust.

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