Best Drilling Core Bits

HIGHDRIL Diamond Drill bits kit with 5/8-11 for Porcelain Tile Ceramic Marble Brick Concrete Vacuum Brazed Hole Saw(20/25/35/50/75/100mm)

Vacuum dry/wet brazed diamond drilling bits Core bits with 5/8-11,20/25/35/50/75/100mm,Each Size 1Pc.
Whether ceramic, tiles,porcelain tile, granite, marble, stone, masonry or brick,this kit is suitable for all these materials drilling.
High quality and Durability:This tiling installation kit is made of high quality diamond and steel by vacuum brazed diamond technology.provide very high efficiency,drilling faster,durable and sturdy.
Fast and smooth drilling ,long lifetime,less chipping.
Aluminium portable suitcase included. for easy carry and storage and protect of the core bit.

Vacuum dry/wet brazed diamond drilling bits Core bits with 5/8-11, 25/35/45/65/75mm+20mm Finger Bits+50mm Beveling Chamfer Bit, Each Size 1Pc.
Whether ceramic, tiles, porcelain tile, granite, marble, stone, masonry or brick, this kit is suitable for all these materials drilling.
High quality and Durability: This tiling installation kit is made of high quality diamond and steel by vacuum brazed diamond technology, providing very high efficiency, drilling faster, durable and sturdy.
Machine: Compatible with most angle grinders for dry/wet drilling. For use with electric drills, an SDS or HEX shank adaptor needs to be fitted. Recommended speed 6000RPM, maximum speed 11000RPM..
Aluminium portable suitcase included for easy carry and storage and protect of the core bit.

Vacuum dry/wet brazed diamond drilling bits Core bits with Triangle Shank,6/8/10/20/25/28/32/35/45/50/65mm,Each Size 1Pc.
Whether ceramic,tiles,porcelain tile,granite,marble,stone,masonry or brick,this kit is suitable for all these materials drilling.
High quality and Durability:This tiling installation kit is made of high quality diamond and steel by vacuum brazed diamond technology.provide very high efficiency,drilling faster,durable and sturdy.
Fast and smooth drilling,long lifetime,less chipping.
Aluminium portable suitcase included. for easy carry and storage and protect of the core bit.

CORE DRILLING - diamond core bits are designed for soft brick or building block.
PILOT BIT ADAPTER - includes SDS Plus pilot bit adapter to fit SDS Plus core drills.
USE WET OR DRY - recommended to use with dedicated core drills or core drill rigs.

MULTIPURPOSE – designed to drill soft brick and building block.
HEAVY DUTY – embedded diamond concentration guarantees longer core life and efficient drilling.
DRILLING DEPTH – 9.5″ drilling depth.
WET OR DRY – recommended to use with handheld core drills or dedicated core drill rigs (rotary mode only).
ROTARY MODE ONLY – please only use rotary mode with our core bits.

Flexible system fits all newer Bosch Sds-plus rotary hammers.
Durable design metal guide rails for precise drilling and job-site durability.
Adjustable depth adjustment accommodates desired drilling depth: maximum depth of 4-3/4-Inchs.
Two dust caps one for standard drill bits and one for thin wall core bits.

Durable 4 core drill bits for concrete, exactly 4 inches diameter. Tool Life: 7 to 10 holes in concrete. Not for Hammer or Impact drilling..
Concrete hole saw 4 inch with 2 inch depth of cut and standard 3/8 inch shank for standard cordless or electric drill. Not for hammer action.
4 in concrete hole saw dry or wet use drilling holes in concrete block, brick, stones, basement walls, foundations, tile, marble, granite countertop, ceramic, porcelain.
Sintered diamond 4 in concrete core saw bits for concrete..
Diamond is sintered, not visible. Laser welded diamond concrete hammer core bit fits your standard drill. If abused, this hole saw will no last more than a few uses..

PACKAGE DEAL! BLUEROCK Model 4Z1 Core Drill & 1-4" Bits.
Wet Core Bits included 1", 2", 3" and 4".
New improved water hose assembly with metal fittings and hardware for "wet" drilling.

✔Size --1pc 1 3/8 inch core drill bit (35mm) ,diamond height 10mm, total length 100mm,diamond grit #25/35,working length 80mm,5/8-11 thread of the granite drill bit.
✔Wide Application --Diamond drill bit are worked great for dry drilling holes through Granite Marble Hard Stone Reinforced Concrete Brick Block Counter Top,Using water could prolong the lifetime.
✔Super Quality Raw Material --Using laser welded technology,improve the performance of segments,avoid segments off during drilling process.The vacuum brazing protective layer on the surface of the core steel offers clean cut & steel core protection.
✔Fast and Smooth Drilling --Creates a fast and stable drilling, you could drill smoothly with no broken edges.
✔Machine --angle grinder (Pay Attention! If you drill through thick granite ,we recommend you to add enough water to help cooling the bits,which could prolong the lifetime).