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Topec Diamond Drilling Granite Concrete Review

3

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Very good

Revainrating 4.5 out of 5Β Β 
RatingΒ 
4.3
πŸͺš Industrial Drill Bits, πŸ”ͺ Cutting Tools

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Description of Topec Diamond Drilling Granite Concrete

🌟 Premium and Efficient Diamond Drill Bits: Diamond drill bits are made of high-strength carbon steel and high-quality emery. High-quality and durable , not easy to wear, break, and long service life. Vacuum Brazed technology makes the industrial diamond grains permanently brazed to the edge of steel core,creating an unbreakable and extremely heat resistant segments and the diamond grains section provides a radical drilling speed. 🌟 Specifications: Diamond Drilling Core Bits, Diameter: 1-3/8 inch(35mm), Total Length: 2.40 inch(61mm), Diamond height: 0.55 inch(14mm), Max Workable Depth: 1.97 inch(50mm), Thread: M14. The diamond drill bit can remove a complete 35mm diameter hole on tiles, granite, marble, engineering stone, concrete,ceramic, etc(not for wood).Suitable for M14 angle grinder. 🌟 Smoothly Cutting:A diamond grains of the tops offers superior cutting strength for creating a high precision, smooth cut with no broken edges. Diamond core drill bit designed to cut either in wet or dry use. The side grooves facilitate the entry to cool water and the escape of chips and other particles of the drilling, making the drilling process smoother and faster. 🌟 EASY TO USE : Correctly fix the diamond core drill bit on the angle grinder. To facilitate the work, start drilling for a 20-45 degree angle, gradually bring the drill up into upright position,and then continues to drill and swing the machine along the circumference. The drill bit thread is M14. It is easy to operate on an angle grinder. If you install them on a drill or other machine, you need an adapter, such as SDS, Hex, Round plus shank. 🌟 Note:🚫Do not use this bit in hammer or Impact mode.🚫Do not give too much pressure or sway the core bits when working.🚫If find hard to drill, take a break and check the segments.🚫If the segment become blunt, please try to sharp it by drilling a hole on the abrasive concrete and then continue to drill the hard material.πŸ’–If you encounter any problems while using our products. Please contact us by email, our professional after-sales team will contact you and solve your problems in time.
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Reviews

Global ratings 3
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Type of review

Revainrating 5 out of 5

Removes concrete anchors.

Screws on hand grinder. Make sure you have a helper to pour water on the racket while using it, or you will burn it. A small garden watering can with a 1/4 inch spout works great. Keep a constant flow of water on it. You must use one size larger than the anchor. Inward, inward, pulling the anchor with pliers every few minutes. Chisel and anchor get hot - wear gloves. I pulled nine dowels out of the basement wall. Fill the hole with quick-set concrete using a popsicle stick or similar tool. A…

Pros
  • Masonry drill
Cons
  • Ugly packaging

Revainrating 3 out of 5

Mixed reviews for best power tools and hand tools

Item didn't work, had to return, replacement didn't help either. Bought it with the recommended adapter for my drill press. The adapter could not be screwed into the bit, the thread was wrong. When I wanted to ship it a second time they said ok but only refunded the adapter in full. I was billed for the beat even though I sent it back. Very dissatisfied! Update The company contacted me several times to clarify the issue I was having. Other options offered to make it work. They also refunded my…

Pros
  • Electric drill parts and accessories
Cons
  • Long delivery time

Revainrating 5 out of 5

Cut like a Note: Drill

I mounted a hole on an angle grinder and made a perfect hole in a large river pebble. 1-3/8" is suitable for some tea lights, 1-5/8" is suitable for all. The cobblestones were gneiss, a little harder than granite. The bit cuts a perfect hole in the quartz crystal (much softer than granite) that I used for my garden LED lighting. The indicator says it's wet/dry. I cut out a lot of hard rock. So if you want to dry cut expensive holes, be my guest. I would never try to cut without running water. I

Pros
  • Power and Hand Tools
Cons
  • Damaged