Four Spiral Flute Step Drill Bit for Metal,M35 Cobalt Unibit Step Drill Bit Set 1/4"-1" (30 pcs),Wear-Resistant AlTiN Coated,1/4" Hex Shank for Metal, Stainless Steel, Aluminum, Plastic
All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Four Spiral Flute Step Drill Bit：Step Drill Bit for Metal 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.
Four Spiral Flute：Ordinary step drills are more prone to bending during cutting than metal step drills, but the four groove step drill is more stable in the cutting. Four cutting blades design guarantees a faster and smoother cutting,Add cutting oil or use coolant during continuous operation.
M35 Cobalt Step Drill Bit ：Step Drill Bit Set Material Thickness For 1/8” (3mm) thick stainless steel/wood/plastic/aluminum/copper and other metal sheets.For continuous operation, add cutting oil or use coolant. Start-up speed may be slow due to large cutting angle.For continuous operation, add cutting oil or use coolant.
TiAlN Coating ：TiAlN Coating Step Drill Bit With 89HRC surface hardness,It has high hardness, high oxidation temperature, good thermal hardness, strong adhesion, low friction coefficient and low thermal conductivity coefficient.
Metal Step Drill Bi Dimension：30 Sizes,Step bit 1/8”-1” 9 Sizes，1/4" - 1-1/8” 15 Sizes，3/16”-1/2” 6 Sizes,step bits For your everyday DIY needs.
100 Extra-long Warranty Period：If you have any questions about the product, please contact us and we will answer you within 12 hours. If the hexagonal handle breaks, refund or replace for 100% .
Step Bit Devise：Versatile drill bit with a stepped design that enables it to function as a unibit or stepdown bit, providing efficiency and convenience for a range of drilling needs.Industrial-grade construction ensures durability and longevity, making it a reliable tool for professional tradespeople and DIY enthusiasts alike.
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KWD 2
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