6 Pcs Step Drill Bit Set, High Speed Steel Unibit Drill Bits, Stepped Up Bits & Automatic Center Punch for Sheet Metal, DIY Lovers with Aluminum Caes, Total 50 Sizes for Multiple Hole ACEIken X Lube Powder Lubricant Water-Based

X Lube Powder Lubricant Water-Based Very economical (classic)

to thick & even

Brand: Chérie Sweet Heart

Simple structure in the internal design

6 Pcs Step Drill Bit Set, High Speed Steel Unibit Drill Bits, Stepped Up Bits & Automatic Center Punch for Sheet Metal, DIY Lovers with Aluminum Caes, Total 50 Sizes for Multiple Hole ACEIken X Lube Powder Lubricant Water-BasedTitanium Coating: Industrial HSS construction, coated by titanium nitride ensures maximum durability and sharpness, can reduces the friction, runs cooler Product Feature: 118 Split point tip accelerates cutting speed while preventing angled walking away from center. The two flute design provides a smoother cutting, chip removal quickly Drilling Different Size Holes: The bits set include 5 standard bits that can replace 50 individual drill bits. Great