1. These drill bits are made from high-speed steel for high hardness and durability, Sturdy and having long service time.2. The twist design is adopted to center the tool tip and improve the cutting accuracy. Prevents the bit from displacement during work, and removes debris and particles more easily.3. Long drill bits can be used for drilling into metal, wood, plastic, PVC. First use a common drill to drill holes, and then use an extended drill to pass through the holes.4. Note that the speed should not be too high to avoid breaking the drill.
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Binoax 10Pcs Diamond Coated Twist Drill Bit Set 0.8-3mm HSS Tipped Solid Bits Drill for Jade Processing Tools
Aliexpress UK
1. These drill bits are made from high-speed steel for high hardness and durability, Sturdy and having long service time.2. The twist design is adopted to center the tool tip and improve the cutting accuracy. Prevents the bit from displacement during work, and removes debris and particles more easily.3. Long drill bits can be used for drilling into metal, wood, plastic, PVC. First use a common drill to drill holes, and then use an extended drill to pass through the holes.4. Note that the speed should not be too high to avoid breaking the drill.
eBay
4 -32mm HSS titanium coated metal hex core drill bits High Speed Steel step drill bit set cone hole Wood cutter Taper metric
Aliexpress UK
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XCAN HSS Center Drill Bit 60 Degrees Core Drill Bit Power Tool Metal Drilling For Lathe Metalworking 1/1.5/2/2.5/3/3.15/4/5/6mm
Aliexpress UK
1. These drill bits are made from high-speed steel for high hardness and durability, Sturdy and having long service time.2. The twist design is adopted to center the tool tip and improve the cutting accuracy. Prevents the bit from displacement during work, and removes debris and particles more easily.3. Long drill bits can be used for drilling into metal, wood, plastic, PVC. First use a common drill to drill holes, and then use an extended drill to pass through the holes.4. Note that the speed should not be too high to avoid breaking the drill.
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HSS Titanium-Coated Spiral Groove Step Drill Bit Or Straight Grooved Drill Bits 3-12 4-12 4-20 4-32 For Wood Metal Hole Cutter
Aliexpress UK
HSS Cobalt Extra Long Series Fully Ground Drill Bits - DIN1869. Manufactured to DIN1869 standards. M35 alloyed HSS steel with 5% Cobalt content. 135° split point from 3mm and above eradicates the need to pre-drill or centre punch.
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1pc HSS Combined Center Drills 60 Degree Countersinks Angle Bit Set 1.0mm 1.5mm 2.0mm 2.5mm 3mm 5mm Metal Drill Bit
Aliexpress UK
Made of High-speed steel, these twist drill bits are durable, and they have high abrasion resistance&long service life. With the double groove chip removal design, these drill bits can speed up the process of drilling and chip removal.And the round shank is suitable for most types of hand drills and impact drills.
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5-35mm HSS Titanium Core Step Drill Bit Spiral Groove Wood Metal Hole Cutter High Speed Steel Core Drill Bits
Aliexpress UK
Made of High-speed steel, these twist drill bits are durable, and they have high abrasion resistance&long service life. With the double groove chip removal design, these drill bits can speed up the process of drilling and chip removal.And the round shank is suitable for most types of hand drills and impact drills.
eBay
4 -32mm HSS titanium coated metal hex core drill bits High Speed Steel step drill bit set cone hole Wood cutter Taper metric
Aliexpress UK
Increasing cutting power. Reducing resistance. Increased tool life - more holes per cutter. Reduced tool wear - produces a quality burr free hole. Predator Tiger Rigger Gloves High Quality Leather Heavy Duty Gold Double Palm.
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Twist Drill Bit 1PC 12mm-40mm 1/2" inch Dia Reduced Shank HSS Twist Drill Bit 12/13/14/15/16/17/18/19/20/21/22/23/24/25/26/28/30
Aliexpress UK