ReviewsCobalt Pilot

OCGIG 6-65mm Large Titanium Coated Step Drill HSS Spiral Groove Cone Drill Bit Hole Cutter

Material:：High Speed Steel(HSS) with Titanium Coated.
Self starting：no need for a pilot hole.Cobalt coated to reduce friction and run at cooler temperature..
Spiral Design：3 Flute spiral blade design makes the cutting faster and smoother, and automatically deburred from the hole when the drill bit is drilled.
Application：Suitable to cut holes in a variety of material like iron plate, aluminum plate, insulation boards, PVC sheet, ect.
Package includes：1 x 6-65mm HSS Groove Step Drill (13 Steps:6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm).

Check Stock

EZARC Bi-Metal Hole Saw Kit, 13-piece Hole Saws Set Cobalt Drill Hole Cutter with Mandrels for Sheet Metal, Wood, Drywall, Aluminum, Plastic Plate, Plasterboard

【Long-lasting & Durability】Professional high speed steel M42 (not M2) with 8% cobalt ensures more heat resistance of the teeth, This hole saw provides more than 50% longer lifetime on drilling various materials such as metal, hard wood, plastic and plasterboard..
【Efficient Plug Remove】Our metal hole saw kit with 3X sideling slot design can effectively remove plugs and increase operating speed..
【Fast & Clean Cutting】The 4/6 variable teeth configuration allow hole saw kit for metal and wood to provide clean and fast cutting in the most demanding applications..
【Hex Shank Arbor with Adapter】EZARC hex shank arbor with an extra adapter can fit all size metal hole saws from small to large diameters. The pilot drill bit is made of premium high-speed steel for precise positioning and rapid drilling for longer service life..
【Complete Hole Saw Set】9pcs M42 Bi-metal hole saw: 3/4"(19mm), 7/8"(22mm), 1-1/8"(29mm), 1-3/8"(35mm), 1-1/2"(38mm), 1-3/4"(44mm), 2"(51mm), 2-1/4"(57mm), 2-1/2"(64mm),to meet needs of different situations. 1 x Small Mandrel, 1 x Large Mandrel with Adapter and Pilot Drill Bit. The maximum cutting depth is 1-7/8" (48mm)..

Check Stock

Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case 1/16 - 1/2 X 64ths DWDCO Series

Set of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates the drill bit and provides wear resistance.
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.

Check Stock

WORKPRO Hole Saw Kit, 11 Piece, Bi-Metal Hole Drills, 3/4\ to 2-1/2\ High Speed Steel M42 Drill Hole Cutter with Mandrels in Hard Case for Cutting Stainless Steel, Brass, Aluminum, Steel and Wood

Durable - It features an enlarged bi-metal section and high cobalt HSS teeth that offer fantastic performance and long-lasting durability. Each hole saw is crafted with hardened backing plates to prevent warping and threading. Two pilot drills are made of premium high-speed steel for precise positioning and rapid drilling, providing a much longer life..
Optimized tooth design - Precision-ground tooth design makes the cutting surface more smooth and even. These saws also feature bi-metal material that cuts both wood and metal with speed and ease. Especially suitable for sheet metal cutting: the cutting depth is 0.08 ~ 0.2 inch, depends on the hardness of the metal and choice of the drill (Bench/Pistol)..
Fast loading mechanism - The hole saw adapts a new type of quick loading mechanism that allows fast loading without any installation of washers or nuts. The thread design keeps the hole saw more stable when cutting, which makes the cutting hole more standard..
Convenience - The saw features a small quick change mandrel, a large quick change mandrel, all wrapped up in a convenient carrying case, which allows you to keep all of your parts organized. Saws are marked with both Imperial and Metric measurements..
What you get - The set comes in a strong storage....

Check Stock

Chicago Latrobe 559 Series Cobalt Steel Short Length Drill Bit Set In Metal Case, Gold Oxide Finish, 135 Degree Split Point, Letter Size, 26-piece, A - Z

Set of 26 short length drill bits includes one each of letter sizes A through Z.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates and provides wear resistance on ferrous materials.
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.
Extra thick web for increased strength and rigidity compared to standard drill bits.

Check Stock

Chicago Latrobe 559 Series Cobalt Steel Short Length Drill Bit Set In Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16\- 1/2\ in 1/64\ increments

Set of 15 short length drill bits includes inch sizes 1/16" through 1/2" in 1/64" increments.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates and provides wear resistance on ferrous materials.
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.
Extra thick web for increased strength and rigidity compared to standard drill bits.

Check Stock

Chicago Latrobe 190C Series Cobalt Steel Reduced Shank Drill Bit Set With Metal Case, Gold Oxide Finish, Round Shank, 118 Degree Split Point, Inch, 8-piece, 9/16\ - 1\ in 1/16\ increments

Set of 8 reduced shank drill bits includes inch sizes 9/16" through 1" in 1/16" increments.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates and provides wear resistance on ferrous materials.
Self-centering 118-degree split point penetrates material without a pilot hole.
Standardized shank enables drills with a 1/2" chuck to drill large-diameter holes.

Check Stock

Chicago Latrobe 69853 559 Series Cobalt Steel Short Length Drill Bit Set In Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16\ - 1/2\ in 1/64\ increments

Set of 29 short length drill bits includes inch sizes 1/16" through 1/2" in 1/64" increments.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates and provides wear resistance on ferrous materials.
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.
Extra thick web for increased strength and rigidity compared to standard drill bits.

Check Stock

Chicago Latrobe 57850 550 Series Cobalt Steel Jobber Length Drill Bit Set with Metal Case, Gold Oxide Finish, 135 Degree Split Point, Inch, 29-piece, 1/16" - 1/2" in 1/64" increments

Set of 29 jobber length drill bits includes inch sizes 1/16" through 1/2" in 1/64" increments.
Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials.
Gold oxide finish lubricates and provides wear resistance on ferrous materials.
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging.
Extra thick web for increased strength and rigidity compared to standard drill bits.

Check Stock

wesleydrill 1' Reduced-Shank Drill Bit 1/2 Inch Shank Silver and Deming Industrial Drill Bit Fit for Home DIY and General Building/Engineering/Woodworking

[Specifications and Packaging]: 1 Pc reduced-shank drill bit and 1 pc plastic tube.Include Size:1″..
[Fitment]: Hss drill bit set for metal/ wood/ plastic. Suitable for home DIY, and general building/engineering/woodworking use..
[Material]: Metal drill bit used high speed steel M2 black and gold, resists corrosion, ensures outstanding durability, sharpness and capability, reduces the friction and runs cooler..
[Advantage]: Industrial drill bit Increases cutting speed with self-centering and prevents walking, clears chips and particles faster. The split point tip can increase the wear resistance..
[Special Design 135-Degree]: Cobalt drill bit 135-degree penetrates hard material without a pilot hole and produces small chips to reduce clogging..

Check Stock

wesleydrill 11/16\ Reduced-Shank Drill Bit 1/2 Inch Shank Silver and Deming Industrial Drill Bit Fit for Home DIY and General Building/Engineering/Woodworking

[Specifications and packaging]: 1 Pc reduced-shank drill bit and 1 pc plastic tube.Include Size:11/16"..
[Fitment]: Hss drill bit set for metal/ wood/ plastic. Suitable for home DIY, and general building/engineering/woodworking use..
[Material]: Metal drill bit used high speed steel M2 black and gold, resists corrosion, ensures outstanding durability, sharpness and capability, reduces the friction and runs cooler..
[Advantage]: Industrial drill bit increases cutting speed with self-centering and prevents walking, clears chips and particles faster. The split point tip can increase the wear resistance..
[Special Design 135-Degree]: Cobalt drill bit 135-degree penetrates hard material without a pilot hole and produces small chips to reduce clogging..

Check Stock