ReviewsBox core Bits

DEWALT SDS Plus Bits, Rock Carbide Tip, Hammer, 5/8-Inch (DW5446)

Strong core: SDS max bits have tapered core for bit strength and maximum durability, especially when drilling deep holes.
Aggressive material removal: Two stage flute design with variable helix pattern of DEWALT SDS hammer drill bits allows for efficient debris removal.
Clean, round holes: Two sharp cutting edges for true holes.
Wear mark indicator: For accurate diameter of holes.

BLUEROCK Model 4Z1W/S Core Drill with Stand.
Can be used by hand with handle attachments or in drilling stand.
4" Max Diameter Hole Size Dual Speed 2100/950 RPM.
New improved water hose assembly with metal fittings and hardware for "wet" drilling.
No Core Bits Included (We have a separate listing for our bits).

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.

Strong core: SDS max bits have tapered core for bit strength and maximum durability, especially when drilling deep holes.
Aggressive material removal: Two stage flute design with variable helix pattern of DEWALT SDS hammer drill bits allows for efficient debris removal.
Clean, round holes: Two sharp cutting edges for true holes.
Wear mark indicator: For accurate diameter of holes.
ROCK CARBIDE tip maximizes carbide surface contact for longer bit life..

CHROME VANADIUM STEEL: Made of high hardness chrome vanadium steel, the hollow screw bit is wear resisting and durable in use..
BITS SIZE: The hollow screwdriver bit is divided into five kinds, including T9 star bits, 2mm hex bits, #1 tri-wing bits, #4 spanner bits and #6 cross bits, etc..
PLASTIC STORAGE BOX: The hollow screwdriver bit is put in the plastic storage box that keeps it in place to prevent losing, which is convenient to carry with you..
ELECTRIC SCREWDRIVER: The chrome vanadium steel hollow screwdriver bit can be installed on the electric rotary tool, which is regarded as electric screwdriver..
VARIOUS CHOICES: You will choose from these different types of bits, which usually can meet your different needs..

Superior Performance: Our portable drill press generates exceptionally strong power thanks to its 1100W copper motor. It is capable of drilling into the toughest materials at 550 RPM. Maximum Coring Diameter: 1.57'' (40 mm).
Maximum Travelling Distance: 4.92"/125mm. Besides, our magnetic drill can only be used with hollow boring bits, not with annular bits..
Premium Coring Bits : There are 6 chisel bits: 0.47"/12mm, 0.63"/16mm, 0.71"/18mm, 0.79"/20mm, 0.94"/24mm, 1.02"/26mm, meeting a variety of demands for coring..
12,000N Magnetic Force: The powerful two-stage magnet can generate 12,000 N of holding force, ensuring the drill press machine will not move in the work. Thanks to its Electromagnet base, our magnetic drill press anchor itself securely during use through its solid iron bottom..
Thoughtful Designs & Cooling System: This ergonomic design handle provides comfortable grip in operation and transport. These 3 extended crank handles are coated with nonslip rubber for laborsaving operation. Coolant tank, dustproof air inlet, and exhaust air holes are designed for cooling the magnetic drill press during overheating..
Various Applications: This versatile magnetic drill press is immensely suitable for industrial and steel fabrication, ship or bridge bui....

Strong core: SDS max bits have tapered core for bit strength and maximum durability, especially when drilling deep holes.
Aggressive material removal: Two stage flute design with variable helix pattern of DEWALT SDS hammer drill bits allows for efficient debris removal.
Clean, round holes: Two sharp cutting edges for true holes.
Wear mark indicator: For accurate diameter of holes.

Industrial heavy duty, commercial quality, durable 3 inch core drill bits for concrete, exactly 3 inches diameter.
Concrete hole saw with 2 in depth of cut and standard 3/8 inch shank for standard cordless or electric drill.
3 in concrete hole saw dry or wet use drilling holes in concrete block, brick, stones, basement walls, foundations, tile, marble, granite countertop,....
3 inch concrete core saw hammer drill bits for concrete.
Laser welded concrete hammer core bit fits your standard drill..

Vacuum dry/wet brazed diamond drilling bits Core bits with 5/8-11,25/35/45/50/65/75mm,Each Size 1Pc+1Pc 20mm Finger Bits.
Whether ceramic, tiles,porcelain tile, granite, marble, stone, masonry or brick,this kit is suitable for all these materials drilling/enlarging, shaping.
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.

Android 9.0 TV Box HK1 Box Android TV Box 4GB RAM 64GB ROM, Dual-WiFi 2.4GHz/5GHz BT Amlogic S905X3 Quad Core 64 Bits 3D/8K Full HD/H.265/USB3.0 Android Box.

Superior Performance: Our portable drill press generates exceptionally strong power thanks to its 1100W copper motor. It is capable of drilling into the toughest materials at 700 RPM. Maximum Coring Diameter: 1-3/8 / 35 mm.
Maximum Travelling Distance: 4.7" / 120 mm..
Premium Coring Bits: There are 11 chisel bits: Φ0.47.