Best Inch Spotting Drill Bits in 2026

HSS Titanium Coating - Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.

Flutes Form - 2 flutes form helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cooler drilling process.

Quick Change - 1/4 inch hex shank fits into all power tools more easily and securely, specially for locking into quick change chuck.

[PREMIUM BUILD]: Each short bit is constructed of premium molybdenum M2 HSS with evenly distributed carbides for resistance against wear while maintaining durability that lasts through each job.

[TIP DESIGN]: The 135-degree standard tip design delivers powerful penetration against metals, plastics and other hard surfaces.

[HEX FIT]: Each 1/4-inch hex shank is compatible with standard and quick change chucks and drivers, providing versatility in drilling needs.

Top Quality M2 HSS

Drill accurate center holes in material prior to turning, or use as a starter bit for accurate holes

Sizes 1, 2, 3, 4 and 5, 60° tip angles.

115 PIECES INCLUDED: 29pcs Fractional Size:1/16” to 1/2” in 1/64th increments; 26pcs Letter Size: A To Z; 60pcs Numbered Size: #1 To #60.

HSS WITH 5% COBALT: Durable, Higher Heat & Abrasion Resistance.

PRECISE 135° SPLIT POINT & TWIST DESIGN: Prevent walking, clear chips and particles faster.

Premium Material: Manufactured from high speed steel for strength and durability

Storage: Supplied in a plastic storage box for easy storage and transportation

Widely Used: The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,The drill kit meets all your requirements, including all common size specifications for Wood/Cast Iron/Aluminum Alloy/Plastic/Fiberglass

Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.

3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.

This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.

Bright finish: Classic M2 High Speed Steel construction with Bright Finish for proven capability and durability.

Strength & Hardness: Made with HSS M2 steel, Rock wall Hardness Level HRC 62-63.

Package & Size: 12 Pieces in a plastic bag, Diameter 5/16 inch, Total length 4 inch, Working length 2-3/4 inch.

Full size set kits includes from 3/64-inch to 1/2-inch in tough plastic case

Titanium coating reduces heat buildup for longer life, lasts X 6 more than conventional bits

Multipurpose use ideal for drilling in metal, wood, fiber glass and plastics, not for use on concrete or masonry

Premium cobalt high speed steel construction for proven capability and durability to drill holes in wood, plastic, aluminum, copper, stainless, sheet metals and many other types of materials

Superior gold titanium and black nitride dual coating finish holds up lubricant better for smoother drilling, and is 80% more durable and corrosion resistant than regular black enamel finish

135° Split point design at tip increases cutting speed with self-centering feature and prevents drill walking or wobbling

[Specifications and packaging]: 7pcs 12" long point wood drill bits set.Include size:1/8",5/32",3/16",1/4", 5/16", 3/8",1/2".

[Fitment]: Brad point drill bits suitable for bench drill, hand drill and conventional electric drill. Perfect for hardwood, fiberboard, particleboard, plywood, plastic, PVC, rubber etc.

[Material]: Long drill bits are made of classic carbon steel material for fast cutting against tough wood material. High hardness, offer superior cutting power and durable.

【Drill Bit Set】: 29 sets of drill bits includes 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2". This 29 PCS M35 twist drill bit set meets all your needs

【Features of M35 Cobalt】: M35 cobalt drill bit set can effectively drill rigid and high-tensile strength materials. The drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, super alloys, titanium alloys, rigid plastics, and wood. It can also be used in soft materials

【135 Degrees Point】: Cobalt drill bit set can be effectively used for most hard and soft objects, 135 degrees point nib and twist design, improve cutting speed, self-centering, prevent walking, and speed up the removal of debris and particles

Wide Range of Sizes: Including 7 Pieces of Plain Center Drill Bits Set range in size 1.0 1.5 2.0 2.5 3.0 4.0 5.0 to meet different needs

Accurate: A 60-Degree Angle center drill is very useful in drilling accurate center holes, 60-degree countersink holes or starter holes for bigger drill bits in metal-working

High Quality: Our center drill bits made of high quality M2 High speed steel, solid and high temperature wear resistant

【Process Treatment】Titanium coated surface prevent rusting, which increase the hardness of the drill bit and reduces heat buildup, make the twist drill bit more wear-resisting for longer life.

【Twist Design & Performance】The 135° fast cutting point is automatically centered and penetrates quickly with less pressure,Prevent walking, clear chips and particles faster. Produced by precision fully ground which ensures chips move smoothly.

【Premium High Quality】Drill bits made from high speed steel for strength and durability. Screwdriver Bits are made of S2 steel material for ultimate durability.

Quality material: the cobalt drill bit set uses cobalt M35 high speed steel as material, this material is durable, strong and practical, with a long service life, heat and abrasion resistance; The cutting edge of drill bit is hardened and honed, with accurate cutting without shaking

Creative twist design: metal cobalt drills for hardened steel has 135° split point tip and torsional design to improve cutting speed with self-centering ability; They can avoid walking during work process, while clearing chips and particles more quickly and easily

Nice features: the 1/8 inch twist drill bits have precise diameter; M35 cobalt drill bits for hardened metal are not easy to break or wear out, so suitable for lithium electric drill, hand electric drill, impact electric drill, etc.; The size is small, please pay attention to use

[PREMIUM QUALITY] TICONN drill bits are made from premium quality titanium coated high speed steel (HSS). These bits will stay sharper, last longer, and can drill at higher speeds than uncoated and oxide-coated drill bits. Double U shape flutes design clear chips effectively

[WIDE APPLICATION] 135° point angle drill bits keep centered without a pilot hole. These jobber self-centering drill bits have the rigidity and length for most applications of corded or cordless hand drills and drill presses. Ideal for drilling mild steel, aluminum, copper, soft alloy steel, wood, and plastic

[SIZE LIST] 14 different sizes including 16PCS 1/16", 16PCS 5/64", 15PCS 3/32", 10PCS 7/64", 10PCS 1/8", 8PCS 9/64", 8PCS 5/32", 3PCS 11/64", 3PCS 3/16", 2PCS 13/64", 2PCS 7/32", 2PCS 1/4", 2PCS 5/16", and 2PCS 3/8"

High Quality Material - Our center drill bit is made of high quality material, which is solid, also enhance wear resistance and remove chippings clearly.

60 Degree Tip Angle - The center drill tip is accurate 60 degree, which can be used to process the centering hole and countersink of general material. It will be your great helper in drilling accurate centering holes.

Multifunction Applications - The center drill bit can work with lathe machines to drill holes in mold steel, cast iron, Alum, Carbon Steel, Wood, thread mold and other tough material, it will improve the the efficiency of drilling.

1.Set of 10pcs(2pcs of each sizes) HSS Center Drills.

2.Imperial units sizes: 1/8" 3/16" 1/4" 5/16" 3/8" in tip diameter.

3.Material: High speed steel.

Made of high speed steel and ground from solid

Plain style

Used for centering work ends, where the work piece is to be revolved on machine centers

NC spotting drill

90 Degree point angle

Made of 8 percent cobalt and high speed steel

NC spotting drill

120 Degree point angle

Made of 8 percent cobalt and high speed steel

NC spotting drill

90 Degree point angle

Made of 8 percent cobalt and high speed steel

You Get: 10 pieces titanium coated M2 HSS center drill bit. Size:3.0mm

Accurate: A 60-Degree Angle center drill is very useful in drilling accurate center holes, 60-degree countersink holes or starter holes for bigger drill bits in metal-working

High Quality: Our center drill bits made of high quality M2 High speed steel, Surface titanium coated solid and high temperature wear resistant

NC spotting drill

120 Degree point angle

Made of 8 percent cobalt and high speed steel

NC spotting drill

120 Degree point angle

Made of 8 percent cobalt and high speed steel

【Double 60 Degree End】Each center drill bit has a double end and grinding at a standard 60 degree Angle, can improve efficiency and save time and energy.

【Usage】1. Center and spotting drills are traditionally used to make a conical hole for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking. 2. Used for work pieces with require machining between centers or producing center in components.

【Exact Drilling Position】Preparation tool to maintain the exact drilling position. When rotating between the tips, the two end faces of the workpiece receive the corresponding centering bore.

【Precisely Processing】- Center and spotting drills are used to make a conical hole for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking.

【Convenience】- Easy to use and install, change bits fast which one-handed load and release. Available for all Kinds of Materials: Metal, Alloy, Copper, Iron, Wood, Aluminum and so on.

【Durable and Resistance】- Center drill bit is made of HSS high speed steel, with extremely sharp blade, low consumption and durable with impact resistance, wear resistance.

【Feature】The center drill bits are made of premium high speed steel with high strength and durability. 60-Degree angle center drill is very useful in drilling accurate center holes.

【Dimension】Tip Diameter : 2mm/0.08"; Shaft Diameter : 5mm/ 0.2";Total Length : 39mm/1.53"

【Package Content】10pcs x Center Bit Drill + 1pcs x Plastic Box

NC spotting drill

90 Degree point angle

Made of 8 percent cobalt and high speed steel

Package Dimensions: 6.0 L x 1.0 H x 4.0 W (inches)

Package Weight : 1 pounds

Country of Origin : China

NC spotting drill

120 Degree point angle

Made of 8 percent cobalt and high speed steel