Best Shank Diameter

Carbide Burr Set, Tinpec Double Cut Cutting Burrs with 1/8\ Shank & 1/4\ Head, Tungsten Steel Die Grinder Bits for Woodworking, Drilling, Metal Carving, Engraving & Polishing – 10PCS

✔【DIE GRINDER Cutting Burrs】: Carbide burrs casted from Tungsten Steel with amazing HRA003e85. Cutting Burr Demensions: Length:45-50mm, Diameter 1/4'', Shank Length 35mm, Shank Diameter 1/8''..
✔【SHARP DOUBLE CUT】: With grooves evenly crossed, Tinpec double cut cutting burrs are 2x sharper and faster, perfect for all materials like wood, plastic, steel, stone, ceramic and aluminum..
✔【1/8” Shank】: With widely adopted 1/8” shank, Tinpec carbide burrs are compatible with most handheld electric or air powered tools, also in machine tools. Fast and smooth centering with the three jaw chuck..
✔【LONG SERVICE LIFE】: Thanks to our hardened Tungsten Steel and superb tech, Tinpec die grinder bits are 10x more lasting than high-speed steel and 200x than grinding wheel..
✔【PROJECT HELPER】A clear storage case comes with the carbide burr set for easier storage and access. A smart choice for your DIY, engraving, polishing, woodworking and carving projects..

25.4 mm shank holding all ER32 collets (Clamping range up to 20mm).
Milling lathe collet chuck holder, high grade DN65 carbon steel material, straight shank, clamping nut, toughened and precision ground.
C1 ER32 Straight shank type extended handle, the handle body was longer. The surface is quite smooth which offers a comfortable feeling and nice appearance.
Widely used in boring, milling, drilling, tapping, grinding and other processing.

【2 PCS 1-1/4 inches Diameter Hole Saw 】Cutting Hole Diameter: 1-1/4" / 32mm.
【With Spear Shaped Center Pilot Drill Bits, Easy to Get Started 】DaduoRi hole saw with center guiding drill bit make you more easy to locate the center to start drilling on a smooth tile surface. No need to spend time making extra jig guides..
【Triangular Shank Design, Firm Grip by drills】Compared with other hole saws, DaduoRi diamond coated hole saws is designed with a triangular shank, which can better work with the drill..
【Thickened Diamond Coating, More Wear-Resistant 】DaduoRi team attached the importance of diamond tip of the glass drill bit, not only using superior diamonds, but also thickening the diamond coating to make this pilot hole drill bit more wear-resistant and high-temperature resistant..
【Solid Steel Body, no welding deformation 】Made by High-quality 45-gauge steel.The shaft is centered and does not wobble during use..
Fast drilling on glass, porcelain tiles, granite, ceramic, quart, flower pot, light stone and fiberglass. Can't use for Metal and Concrete..

PERFECT SIZE - 35mm hinge boring bit for boring concealed cabinet hinge holes.
CLEAN HOLES EVERY TIME - Fine blades built into this 35mm forstner bit for euro hinges.
Drilling Diameter: 35mm (1.37") Shank Diameter: 9mm (0.35") / Shank Length: 64mm (2.5").
Hinge Boring Bit Total Length: 79mm (3.1").
Fits most of the leading electric drill sizes in the market..

[Application]:This Fish Bit works great for running wire in finished ceilings and walls with minimal damage.
[Flexibility]:our bits are made from high quality material and the max flex is 90.
[Anti-slip end]:the fish bit was designed with a three flat tip shank to prevent slipping in chuck.
[Pulling Cable]: Fish eye hole provided near tip of flutes to aid in pulling wire inside wall cavity from either direction after drilling, without damage to the wall.
[Dimension]:9/16-inch head diameter, 3/16 inch shank diameter, and overall length is 54-inch.