The 10 Best Diamond tip Hole Bits (2023 reviews)

We consider a diamond tip hole bit to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: SHDIATOOL Diamond tip Hole Bit READ REVIEW

Best For Drilling Granite: Buy: BGTEC Diamond tip Hole Bit READ REVIEW

Best For Redhead: Buy: BGTEC one Bit READ REVIEW

Best For steel: Buy: Werkstein Diamond tip Hole Bit READ REVIEW

Best For quartz: Buy: Drilax Diamond tip Hole Bit READ REVIEW

Best For metal: Buy: Dkibbith Drydiamond Drill Bit READ REVIEW

Best For jewelry: Buy: Honoson Diamond tip Hole Bit READ REVIEW

Best For deeper work: Buy: Joeric Diamond tip Hole Bit READ REVIEW

Best For Brick: Buy: Deckrkat Diamond tip Hole Bit READ REVIEW

Best For faucet: Buy: Dkibbith Diamond tip Hole Bit READ REVIEW

Best Overall: SHDIATOOL Diamond tip Hole Bit

Buy on Amazon

Shdiatool line of bit come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs.

• Dry/wet drilling for porcelain tile marble stone masonry brick normal stone
• Good brand reputation

Best For Drilling Granite: BGTEC Diamond tip Hole Bit

Buy on Amazon

The bgtec diamond tip hole bit should be able to handle its purpose and duties with ease. This is by far the best drill bit for drilling a hole through hard porcelain. It is perfect for drilling drainage holes in ceramic pots. It can skip all over and is hard to keep still. It helps if you start it at an angle so that you dig in a tiny gouge and then slowly widen the gouge until you've got the full circle in place.

It takes about 30 seconds with light pressure to cut a porcelain plate. It is possible to enlarge a hole with the sides of the drill bit. The internal hole granite will be unretrievable.

• Worked great to put four holes in porcelain tile
• Great for making holes in plant pots
• Easy, smooth drilling through porcelain tile

Best For Redhead: BGTEC one Bit

Buy on Amazon

Best part: bgtec one bit costs comparatively low and it is available to ship in 24 hours. If you need to drill hard tile, these work best and last. It is extremely hard and thick stuff. The each one of these works perfectly for a slab of 3/4" granite. It is designed with hole and groove in the side of the drill bit for removing stone chips.

These are the best for 2 CM Porcelain Outdoor Tile. It does like to “walk” a bit while drilling, but works great. They last longer if regularly dipped/lubricated in water when using. This work great if you follow the tip of starting at an angle.

• Cracks in the tile and they cut through easily
• Drills through porcelain tike like butter
• Easy start of hole in porcelain tile

Best For steel: Werkstein Diamond tip Hole Bit

Buy on Amazon

The WERKSTEIN ceramic tile drill bits are extremely heat resistant and efficient due to their special cooling wax filling. Thanks to their standard 1/4 inch hexagonal shank size, the drill bits for tile and glass can be used with common drilling machines and cordless screwdrivers from many well-known brands, such as Bosch, Makita, Einhell etc. This saves you the hassle of drilling a notch with a carbon tipped drill bit. It can increase the life of the drills.

It is important that you make slight swiveling movements during drilling. It is not necessary to cool the drill bits, as they are equipped with cooling wax inside. This ensures an ideal drilling result.

• Lot of satisfied buyers
• Good brand reputation

Best For quartz: Drilax Diamond tip Hole Bit

Buy on Amazon

Drilax offers a variety of bit for personal choice and yet maintaining quality in all the variants. These techniques help avoid temptation to exert excess pressure. They are perfect and just the right size. They really do drill through rocks. It can be used in a dremel type tool with light pressure with the stone submerged in water.

These drills are durable enough if used in water to keep tips cool and if user starts hole at 45 and gradually rotates to. It makes perfect small holes. It can be used in an elaborate piece of jewlery.

• Worked well enough for drilling glass
• Very good bang for the buck over dremel diamond drills
• Perfect size for drilling agates and stones

Best For metal: Dkibbith Drydiamond Drill Bit

Buy on Amazon

It includes 3 sizes of dry diamond core drill bits for drillingholes with diameter of 1/4“ (6mm), 5/16” (8mm) and 3/8” (10mm), to meetdifferent needs of the hole. The Diamond drill bit is integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface. It can cut faster and last longer. Although they are designed to be dry bits, they work better drilling wet. It comes with a storage case.

These inexpensive bits perform flawlessly in allowing anchors for a shower rod to be placed in glass bath tiles. It takes a steady hand to keep the bit in place.

• Great product and easy to use
• Diamond coating enhances the drilling speed
• Including portable storage cases for convenient use and store

Best For jewelry: Honoson Diamond tip Hole Bit

Buy on Amazon

These heavy duty micro diamond drill bits have pointed enough drill bits, which can bring you a more practical and faster experience, helping you drill holes or polish target objects faster, and save time and effort when using them. These are strong enough, accurate in size, not easy to rust or deform, and can serve you for a long time.

The diamond encrusted drill bits have precise size and diameter, which can meet your different use requirements, and can be applied for drilling jade, metal, agate, jade, gemstones, pearls, pendants, and cobblestone, and so on. You can use them to make earrings, necklaces, handicrafts, bracelets or watches. This item can be applied for drilling jade, metal, agate, jade, gemstones, pearls, pendants, and cobblestone, and so on.

• One of the new comers and featured product
• Delivers what they promise

Best For deeper work: Joeric Diamond tip Hole Bit

Buy on Amazon

These JOERIC Diamond bits are well made and work well. It is a good diamond bit set from joeric. The diamond on the business end looks to be durably thick and well-sintered onto the shaft. It holds the waste into the center so it can’t drop out like normal. It is great for dry drilling holes through hard porcelain tile, ceramics, bathroom tile, granite & marble, masonry, concrete, glass, and hard plastic with ease.

Being hollow allows water to flow up inside and around the inner core of these drill bits as you are drilling, which helps to keep the drill bit cool and to remove debris. The bits come with a wax like substance in the middle that actually helps keep the bit from skipping on the tile. It is compatible with most machines, such as hand drills, and table drills.

• Surface plating can prevent the drill bit from rusting
• Depth mark is also useful for precise projects
• Meet the needs of experiencing different drilling

Best For Brick: Deckrkat Diamond tip Hole Bit

Buy on Amazon

These wax-filled diamond core drill bits are coated with a 10mm long diamond coating, which enhances the drilling speed in drilling most hard materials. It is great for drilling holes in pots and other porcelain type clay tiles. It comes with depth marks engraved on the bits you will find it is easier to do precise drilling projects, such as drilling holes in bathroom tiles to install shower doors, mirrors, and outlets.

These dry diamond core drill bits are built with 1/4” hex shank compatible with most hand-held drill, drill press and any other tools with chucks that accepts 1/4” hex shank bits. It works well cutting with water. It is even possible to enlarge a hole with the sides of the drill bit when you need. It is ideal for drilling holes through hard tile to install shower doors, drilling holes in ceramic plant pots and glass bottles for hobby projects.

• Steps to drill clean and precise holes
• Delivers what they promise

Best For faucet: Dkibbith Diamond tip Hole Bit

Buy on Amazon

The dkibbith diamond tip hole bit might be a relatively new release, but it's still nothing short of impressive this year. It is ideal for cutting through all types of tiles, as well as other hard and brittle materials like marble, granite, hard ceramic, brick, block, stone, cured and reinforced concrete faster and easier than other tools. It is built with 5/8-11 female thread for most angle grinders, as well as an arbor to 3/8” hex drill shank which can fit in popular power drills and machines, in a well-organized carrying case.

The Vacuum brazed diamond core bit chews through materials with ease and minimal wear. It is recommended for drilling brittle materials such as bricks, because the water will turn the dust into mud and slow down the speed. As a result, it can be used on angle grinders, power drills and other machines which accept 3/8” Hex Shank tool.

• Excellent hole saw for rough materials
• Work with angle grinders andelectric drills
• Good brand reputation