Two-Flute Spiral Groove Design: Enables a faster, more stable and smoother cutting. It can automatically chamfer the hole to clean the drill bit. - HSS & Titanium Coated: Made of super strong HSS steel and coated with Titanium.
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Titanium Step Drill Bit Set Saw 6pcs 4-12 4-20 4-32mm 3-8 mm for Woodworking Metal Efficient Core Hole Opener Milling Cutter
Aliexpress UK
Simplify your toolbox and streamline your work with thisHigh-Speed Steel (HSS) Titanium Coated Step Drill Set. Designed for unmatched efficiency and precision, each bit allows you to drillmultiple hole sizes without constantly changing bits.
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LAOA Pagoda Step Drill Bit 3-13mm 4-22mm 4-32mm HSS-CO M35 Hex Triangle Spiral Grooved Wood Metal Hole Cutter Drilling Tools
Aliexpress UK
This is the New HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter,which is made from high quality HSS steel, and with the Titanium coated to reduce friction and heat. Material: High speed steel (HSS).
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LAOA Pagoda Step Drill Bit 3-13mm 4-22mm 4-32mm HSS-CO M35 Hex Triangle Spiral Grooved Wood Metal Hole Cutter Drilling Tools Set
Aliexpress UK
Superior quality HSS which makes your work more efficient and will reduce your man efforts. Material: HSS. Its surface has been polished by the titanium processing so that will reduce friction and run cooler.
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Aluminum Profile Positioning Punching Locator 20/30/40 Series Profile Universal Drilling Jig Set with M6 and M8 Step Drill Bits
Aliexpress UK
6 Pcs Drill Bit Set: Including 3 pcs step drill bits (one 5-Step Drill Bit from 4mm to 12mm, one 9-Step Drill Bit from 4mm to 20mm and one 15-Step Drill Bit from 4mm to 32mm), 3 pcs twist drill bits (3mm, 6mm, 8mm).
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All Metal Pocket Hole Jig Kit with Quick Clamp and Step Drill Bits Easy Use 2 Holes Pocket Hole Screw Jig System MD30
Aliexpress UK
Tools used: pistol drill, table drill. Cooling with water while working can effectively extend the service life of the drill bit. Titanium plated hexagonal straight groove small 3PC cloth bag (3-12/4-12/4-20mm) 1.
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HRC89 M35 Cobalt TiAlN Coated Step Drill Bit 3-13/6-25/6-35mm 1/4 Inch Hex Shank Metal Drilling Hole Opener For Stainless Steel
Aliexpress UK
1 x Spiral Drill. Nitriding gold spiral groove drilling ladder 4-32 MM. Titanium coated to reduce friction and run cooler. Shank:Triangle round handle. Material:High speed steel, Titanium coating on the surface.
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M35 Cobalt 4-Flute Step Drill Bit 1/4 in Metric Tapered Hex Shank for Stainless Steel Sheet Metal Wood Aluminum and Other Metals
Aliexpress UK
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HSS Step Drill Bit 3-12mm/4-12mm/4-20mm, Cone Titanium Coated High Speed Steel Multi-Functional Industrial DIY Metalworking
Aliexpress UK