The 11 Best 4 Mm Bit Sets (2022 reviews)

4 mm bit sets
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If you are looking for collection of best 4 mm bit sets, You have landed on the right page.

Our review process:

Our Top Picks:

Best Overall:
Buy: Ptslkhn 4 Mm Bit Set
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Best For Rta Stuff:
Buy: Nauix 4 Mm Bit Set
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Best For Worth The Price:
Buy: Wiha 4 Mm Bit Set
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Best With Impact Driver:
Buy: Toolcool 4 Mm Bit Set
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Best For Fit:
Buy: Boomgood 4 Mm Bit Set
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Best For High Hardness:
Buy: Hompower 4 Mm Bit Set
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Best With Exquisite Workmanship:
Buy: Ydlqwcz 4 Mm Bit Set
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Best For Impact Drills:
Buy: Gmokyy 4 Mm Bit Set
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Best With Jakemy Screwdriver Set:
Buy: Ftvogue 4 Mm Bit Set
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Best For Customer Service:
Buy: Amartisan 4 Mm Bit Set
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Best With Great Selection:
Buy: Neiko 4 Mm Bit Set
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Best Overall: Ptslkhn 4 Mm Bit Set

Ptslkhn 4 Mm Bit Set
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The Ptslkhn 4 Mm Bit Set might be a relatively new release, but it's still nothing short of impressive in this year. The ptslkhn 4 mm bit set is made with magnetic tips and it comes with a magnetic screwdriver. Make sure this fits by entering your model number. And, it is designed for a great price and it is great for a low price.

Finally, the ptslkhn 4 mm bit set worked perfectly, comes with black oxide and it is perfect for furniture assembly.

Most customers opine that the bit provides a tool for quick assembly of many common modern kits. And, a few also found that the bit is painted... it doesn't really hold up. And, a few strongly agree that the set is made from s2 steel for rugged strength. Therefore, customers were eager to recommend it to friends and families.

Top Customer Quotes:
  • Magnetic drill bit, easier to use; laser mark, clear and easy to distinguish.
  • Cnc machining to ensure product accuracy.
  • This can minimize the wear of screws and increase working efficiency.
  • This is circular, provides for ease of use and it is very nice.

Best For Rta Stuff: Nauix 4 Mm Bit Set

Nauix 4 Mm Bit Set
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The Nauix 4 Mm Bit Set should be able to handle its purpose and duties with ease. Moreover, this is made with magnetic tips and it is great for power drill. The nauix 4 mm bit set is capable of outshining several other bits featured in this list in overall features in its price range. Most importantly, the nauix 4 mm bit set comes with a nice assortment, has nice bits and it is perfect for great quality.

Almost all buyers opine that the set comes with a storage device of some kind. In addition, a few say that it is nice to have multiple of the most used bits.

Top Customer Quotes:
  • This is great for rta.
  • It is super helpful to have these allen keys as part of power tools.
  • There is a great assortment of metric and sae sizes available.
  • This is a good quality set of hex head bits for the price.

Best For Worth The Price: Wiha 4 Mm Bit Set

Wiha 4 Mm Bit Set
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Not everyone likes to purchase a set for their regular use, but the Wiha 4 Mm Bit Set would be an anomoly. The wiha 4 mm bit set is deep, it is comfortable and has a perfect design. Wiha makes the kind of tools you’ll reach for again and again, from the 1st modern precision screwdrivers to the industry’s safest vde certified insulated products. And, the set is made with steel bits, which makes it easy and has a precise design.

The bit is adjustable, it is known for durability and has a special design. Moreover, the set is expensive, it is used for very high quality and has a durable design. Above all, the wiha 4 mm bit set is easy to buy from Germany’s premium hand tool brand.

Almost all buyers found that the set really makes a difference compared to a cheap set. Moreover, a few also found that the bit is a great micro drive set, worth every penny. And, a few also found that the tool set is impressively sealed with a wrap - around, tamper resistant sticker ( which also included an itemized listing of the included bits ), shrink wrapped and boxed. In conclusion, most customers agree that the set suits them best, and no one questions it.

Top Customer Quotes:
  • This is a high quality set with a great range of bits.
  • Manufacturer says: incredible attention to safety with each and every tool we sell.
  • This is a no - brainer picking up this precision set of micro driver bits.
  • The handle that attaches to the bit extender is plastic and hexagonal inside.

Best With Impact Driver: Toolcool 4 Mm Bit Set

Toolcool 4 Mm Bit Set
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The Toolcool 4 Mm Bit Set's superior materials make sure that it ages well with use. The toolcool 4 mm bit set fits well with good workmanship and it is designed for a great price. Make sure this fits by entering your model number. This ballend hex bit set was made of high grade s2 steel, heat treated for durability, and hardness reached 61rch.

Most importantly, the toolcool 4 mm bit set is important, comes with good bits and it has surface treatment.

Almost all buyers quickly discovered that the set was good quality. Moreover, a few strongly agree that the bit can also be chucked into a hand drill motor. Moreover, they also found that the bit head broke off in a screw 2nd time using. Overall, most buyers agree that the set suits them best, and no one questions it.

Why We Like This:
  • can suck screw in vertical or tilted side for limited space.
  • This is extra long and it is attractive.
  • Fit for electric screwdriver, manual screwdriver, electric drill, group general tools.
  • This comes with good bits for drills and it is great for daily use.

Best For Fit: Boomgood 4 Mm Bit Set

Boomgood 4 Mm Bit Set
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The Boomgood 4 Mm Bit Set's material feels more premium than its price would suggest. The boomgood 4 mmbit set is inexpensive and it has awesome value for money. This 7 piece hex head allen bit set has high precision and excellent workmanship, smooth surface, with 1/4 inch quick release hex shank, makes you work faster and easier. These 4 inch hex head allen bits fit for electric screwdrivers, hand screwdrivers, electric drills, air drills, cordless drills, impact drivers and so forth.

The set is great with fast shipping, is great for a great price and it allows for good tool. Further, this is designed for type of shank, has bits specifications and it is perfect for great quality. Finally, the boomgood 4 mm bit set is great for high torque and it is perfect for great tool.

Almost all buyers quickly discovered that the bit is great for fast changing bits on the go. And, a few also found that the sets are standard fasteners driven to 2.5 nm and 4 nm static, respectively. Moreover, a few say that this is a good set and very helpful for getting fasteners in / out of tight spots. In conclusion, most customers find the bit is functionally comfortable and no one questions it.

Top Customer Quotes:
  • This includes all of the most popular sizes.
  • This is ideal for many applications.
  • Special surface coating treatment, with strong anti-rust ability.
  • This is great for value for money and it is built for type of head.

Best For High Hardness: Hompower 4 Mm Bit Set

Hompower 4 Mm Bit Set
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The Hompower line of sets comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Hompower 4 Mm Bit Set is suitable for most precision screwdriver sets on the market. The manufacturer says: Uality goods enhance our life quality. Further, it has features of very good quality, is constructed with excellent quality and it is expensive.

The bit is made with steel bits, is ideal for best quality and it makes for nice quality. Also, the set is very sturdy and it is very happy. Lastly, the hompower 4mm bitset is made of quality s2 alloy steel, with special extra heat treatment, not only with high hardness but also tough in use.

Most buyers find that the set fits into a rubberized slot so it is easy to remove and replace yet stays firm. And, a few say that the set is made of s2 steel. Further, they say that the set is used to protect the user from hazards. Overall, buyers found this to be one of the best bits for daily purposes.

Top Customer Quotes:
  • A good set to replace any broken 4mm bits.
  • It will be nice to have a metal handle.
  • 1 set of 38 different models, to meet your various needs.
  • The Manufacturer says: meanwhile, we provide free replaceable bits for you, too.

Best With Exquisite Workmanship: Ydlqwcz 4 Mm Bit Set

Ydlqwcz 4 Mm Bit Set
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The Ydlqwcz 4 Mm Bit Set's superior materials make sure that it ages well with use. The ydlqwcz 4 mm bit set is built for type of shank and it is used for overall length. Make sure this fits by entering your model number. This useful ball end hex screwdriver set has exquisite workmanship. Each edge can be accurately locked screws, no damage to the screw, and the screwdriver head.

The set is made of s2 shock-resisting tool steel, a hard and abrasion-resistant alloy metal, for maximum durability. Further, the bit is clearly engraved on the shank for easy identification. Most importantly, the ydlqwcz 4 mm bit set is designed for type of head and it is practical.

One customer says - "Also the 4mm bit broke in the ball. ". Almost all customers opine that the bit is easy to find elsewhere.

Why We Like This:
  • 7Pcs multi size package ball end screwdriver bits set can meet your different needs.
  • Lot of satisfied buyers.

Best For Impact Drills: Gmokyy 4 Mm Bit Set

Gmokyy 4 Mm Bit Set
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We would, of course, be remiss if we didn't mention Gmokyy 4 Mm Bit Set for daily use. The gmokyy 4 mm bit set comes with a nice assortment and it is perfect for great quality. Make sure this fits by entering your model number. Further, this is very happy and it is designed for good fit.

Finally, the gmokyy 4 mmbit set is ideal for fit for gmokyy drills and it makes it easy.

Almost all customers agree that the bit takes up hardly any space in the bag and is a very welcome addition. Further, they say that the bit is priced better than some other sets with 40 or less pieces. And, a few say that these are a good back up set and a nice set, regardless. Without any doubt, this bit passed the test and had very satisfied buyers eager to share their experience.

Top Customer Quotes:
  • This fits all standard 1/4" interchangeable bit screwdrivers.
  • This can be very useful for your assembly/disassembly jobs up to 1/2.
  • This is great for small projects around the house, vehicles, and cycling maintenance.
  • This can be used in home daily auto parts, woodworking, machinery maintenance, etc.

Best With Jakemy Screwdriver Set: Ftvogue 4 Mm Bit Set

Ftvogue 4 Mm Bit Set
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If you often find yourself scrambling for a convenient and suitable bit, Ftvogue 4 Mm Bit Set should be your first option for buying. The ftvogue 4mm bit set is made of high quality cr-v material, which is resistant to impact, toughness and wear resistance. The manufacturer says: We have been listening to the voice of our customers and provide you with more considerate services. The surface of the screwdriver bit is electroplated to prevent rust and corrosion and is suitable for repairing mobile phones and other electronic devices. Lastly, the ftvogue 4 mm bitset has good adaptability and is suitable for use on various tools such as electric screwdrivers and manual screwdrivers.

Most customers think that the bit works with a jakemy screwdriver set.

Why We Like This:
  • Good investment for the long term.
  • Delivers what they promise.

Best For Customer Service: Amartisan 4 Mm Bit Set

Amartisan 4 Mm Bit Set
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The Amartisan 4 Mm Bit Set should be able to handle its purpose and duties with ease. The American 4 mm bit set is used for household tool repairs. Clear laser typing makes it easier to find the size you want, The drill bit is made of high quality s2 alloy steel and is phosphatized to improve paint adhesion and corrosion resistance. The hex drill bits are made from s2 steel material with a shiny rust - resistant finish.

Lastly, the amartisan 4 mm bit set is designed for a great price and it is good for heavy duty.

Almost all buyers agree that the bit measures dead on 2.0 plus has held up really well. Also, they say that the bit is used to drive in ~5 screws and is already showing signs of wear near the label. Also, a few strongly agree that these to have on hand when duty calls.

Top Customer Quotes:
  • This is made with product description, saves time and it is perfect for great quality.
  • This has two 6’s and no 5....can someone help.
  • This comes with a metric hex and it comes with great tools.
  • This allows for a good variety of sizes and it is good for product sizes.

Best With Great Selection: Neiko 4 Mm Bit Set

Neiko 4 Mm Bit Set
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Compared with other sets in this category, the Neiko 4 Mm Bit Set has a convenient design. The neiko 4 mm bit set is built of quality material, It is deep and has an excellent design. Ends are inserted smoothly into fasteners and protect both bits and fasteners from damaged edges. This security bit set has bits made of chrome vanadium steel for a strong hardness that reduces wear - outs and ensure longevity.

Finally, the neiko 4 mm bit set is made with fair quality, It is great for extra bits and has a perfect design.

Almost all buyers found that the bit works for an r&d automotive electronics company as an engineer. Furthermore, a few also found that the set is great for personal or business purposes. Also, they also found that this is a great set, has all the smaller size bits and also connector accessories that can be used to use with power tools. Overall, at the price, they believe that they got a steal of a deal with it.

Top Customer Quotes:
  • This comes in handy, when needed.
  • This is a great kit for almost any electronics hurdle.
  • This is a very good item to add to a tool collection.
  • This came with a driver, which would have made it the perfect stand - alone system.