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JOHOUSE Diamond Granite Porcelain Marble Review

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Terrible

Revainrating 1 out of 5  
Rating 
1.0
🪚 Hole Saws & Accessories, 🔪 Cutting Tools

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Description of JOHOUSE Diamond Granite Porcelain Marble

What You Will Get - 18PCS diamond drill bits (different sizes), 1PC lettercarving knife. Various Sizes - Our drill bit set comes with 18 different sizes featuring 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 30mm, 35mm, 40mm and 50mm, can meet your different needs. ⁣Flawless Performance - Diamonds on the tip of the bit, ensuring smooth punching and making the drilling process easier, precise cutting and no rough edges. Perfect Design - The side slots on the bit's body can help the entry of cooling water and the ejecting of debris from the borehole. When debris gets stuck in the hole saw. You can use the mini screwdriver to pull it out. Widely Applicable - Our drill bits are perfectly compatible with ceramic, glass, tile, porcelain, marble, slate, granite stone, etc.

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Revainrating 1 out of 5

I drilled a 2 " hole about 1 " deep in the artificial rock. But the bracket flexed mid-drill.

Two problems 1. The 2" drill bit bent when drilling to a depth of about 1/2" in 1" deep artificial stone. It was a wet cut and the stress was very light. About 1/2 the drill began to oscillate and the drill surface and shank became flexed. I was able to finish 1 inch deep but the drill got stuck 2 times because of wobble. I am returning the drill set.2. The top end for the mounting pad is just round. As the drill rocked and vibrated, the chrome coating would come loose and begin to slip. I have

Pros
  • Includes: 18 diamond drill bits (various sizes), 1 letter carving knife
Cons
  • Some mistakes