

















Recent Purchase
kis***
Material:Diamond;Diameter:9pcs;
$497.82
30 days ago
xul***
Material:Diamond;Diameter:9pcs;
$663.76
17 hours ago
aly***
Material:Diamond;Diameter:9pcs;
$497.82
43 days ago
xci***
Material:Diamond;Diameter:9pcs;
$82.97
5 days ago
nio***
Material:Diamond;Diameter:9pcs;
$829.70
43 days ago
wru***
Material:Diamond;Diameter:9pcs;
$414.85
23 days ago
nke***
Material:Diamond;Diameter:9pcs;
$746.73
49 days ago
pof***
Material:Diamond;Diameter:9pcs;
$165.94
44 days ago
fwi***
Material:Diamond;Diameter:9pcs;
$663.76
3 days ago
ckn***
Material:Diamond;Diameter:9pcs;
$82.97
30 days ago
View All
Customer Reviews

9-piece set of brazed hole openers vacuum brazing dry diamond hole saw bit core drilling core drill bits set for concrete
$65.2$82.97-21.42%
Material:
Diamond
Diameter:
9pcs
Quantity:
Add to Cart
Wishlist
Features
High-Quality Brazed Hole Openers Set for Precision Drilling
Premium vacuum-brazed diamond grit ensures maximum durability and cutting efficiency on tough materials like concrete, tile, and masonry. Dry drilling capable—no water cooling needed, saving time and setup hassle. 9-piece set covers versatile sizes (12mm–80mm) for flexible applications in construction, plumbing, and electrical installations. Ultra-thin steel core reduces friction and prevents overheating. Industrial-grade heat-resistant bonding secures diamonds permanently, minimizing wear. Laser-welded segments prevent chipping for smooth, clean holes every time. Ideal for contractors and DIY enthusiasts tackling heavy-duty projects. Compact storage case included for easy organization and transport. Buy in bulk for unbeatable wholesale pricing—global shipping available.
See More