The best thing about M7 drill bits is the abrasion resistance which makes them suitable for semi-hard steel and machining. The carbon and vanadium components of the bit also make it stronger and more durable. It is also wear-resistant which contributes to its extended life. With a melting point of 5000 degrees F, the M7 drill bits are extremely heat-resistant. Here’s a list of the top 3 M7 drill bits we think will be best for you when working with stainless steel and hard metals- Product 1 So you know which drill bit can endure the heavy workload. It offers the flexibility of razor-sharp tips. This drill bit is specially used for heavy construction drills. The M7 drill bits are made by Hi-Molybdenum M7. The melting point of M42 is 2853 degrees Fīefore we jump into the direct comparison, let us first know a bit about each of the drill bits. The melting point of M7 is 5000 degrees F Here’s a quick comparison between M7 and M42 for your ease of understanding: M7 Drill Bits Two popular options among them are M7 and M42. There are many options for buying a Molybdenum drill bit out in the market. Which can help you cut through the metals quicker than casting a spell. These drill bits are composed of a certain percentage of cobalt. The drill bits used to cut through drill stainless steel or hard metals are called Cobalt or Molybdenum drill bits. But when it comes to stainless steel and hard metals, a standard HSS will not suffice. If your project is to fix a wooden stair riser, the HSS (High-Speed Steel) drill bit would be the best option. Accessories Included Case, steel index Material M35 Cobalt Maximum Diameter 1/2 in.
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