Uxcell 2 Pack 4.5mm M42 High Speed Steel Twist Drill Bits TiCN Coated Round Shank Drill Bit

Uxcell 2 Pack 4.5mm M42 High Speed Steel Twist Drill Bits TiCN Coated Round Shank Drill Bit
Uxcell
sku: 224651082
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$13.99
Shipping from: United States
   Description
Uxcell 2 Pack 4.5mm M42 High Speed Steel Twist Drill Bits TiCN Coated Round Shank Drill Bit 1. M42 steel is high cobalt high-speed steel. M42 drill bits have the characteristics of high strength high hardness good wear resistance and good toughness. 2. The TiCN coating structure enables the drill to have good thermal stability high hardness and good wear resistance. Coated tools have a long service life. 3. It is recommended to use the drill bit at a speed of 100-800rpm. The larger the diameter the slower the speed is required. Drill the hole diameter of 7mm or more. It is recommended to use a small drill bit to drill first and then use a suitable size drill to drill the hole. 4. Suitable for drilling of stainless steel die steel titanium alloy cast steel iron aluminum alloy and copper.
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