uncoated countersink step drill bits

Brand Name:Betalent

Model Number:Step drill bit

Place of Origin:China

...situations, you need to drill multiple-step holes in metals. Can be very complicated step hole, also this kind of step drill can be used in drilling different diameter through holes with one single drill bit. Steps and shapes of step drill bits can be well

Brand Name:BMR TOOLS

Model Number:HSS-G Step Drill Bit Set

Place of Origin:P.R.China

... Amber Coating Drills: 1/4" to 1-3/8" 10 Steps;3/16" to 7/8" 12 Steps 1/4" to 3/4'' 9 Steps;1/8" to 1/2" 13 Steps;3/16" to 1/2" 6 Steps Precision: H7 Application: Drilling holes on metal Straight Flute HSS-G Step Bit Specification #1: 1/4" to 1-3/8&q

Brand Name:STARRY

Model Number:3-12

Place of Origin:JIANG SU CHINA

... cutting flute has bigger Chip Room,chips remove easily. 2. Description: Procuct Name Round Shank 3 Straight Flutes HSS Step Drill for

Brand Name:BMR TOOLS

Model Number:Step Drill

Place of Origin:P.R.China

...step drill bit 4mm-32mm Size: 4-12mm(5steps);4-20mm(9steps);4-32mm(15steps) Material: 4241/M35(HSS CO 5%) Processing: Milling Coating: Bright polishing Tin-Coating Black Coating Amber Coating Step: 15 Steps Precision: H7 Application: Drilling holes on metal Step Drill Specification NAME MATERIAL SIZE STEPS triangle shank straight flute step drill...

Brand Name:BMR TOOLS

Model Number:Step Drill Bit Set

Place of Origin:P.R.China

... Amber Coating Drills: 4-12mm;4-20mm;4-32mm Precision: H7 Application: Drilling holes on metal Straight Flute HSS Step Bit Specification NAME MATERIAL SIZE STEPS triangle shank straight flute step drill HSS4241 4.0-12 5 4.0-20 9 4.0-32 15 M35 4.0-12 5 4.0

Brand Name:BMR TOOLS

Model Number:HSS M2 Step Drill Bit Set

Place of Origin:P.R.China

... Coating Drills: 4-12mm;4-20mm;4-32mm Precision: H7 Application: Drilling holes on metal Straight Flute HSS Step Bit Specification NAME MATERIAL SIZE STEPS triangle shank straight flute step drill HSS4241 4.0-12 5 4.0-20 9 4.0-32 15 M35 4.0-12 5 4.0-20 9

Brand Name:STARRY

Model Number:4-12mm, 4-20mm, 4-32mm

Place of Origin:JIANG SU CHINA

Metric 3 Flats Shank HSS Step Drill Bit , Spiral Flute Step Up Drill Bit Chip Breaker 1. CBN ground flute CBN ground spiral flutes enable very sharp and burr-free cutting edges ...

Brand Name:BMR TOOLS

Model Number:Step Drill

Place of Origin:China

... Tin-Coating Black Coating Amber Coating Step: 15 Steps Precision: H7 Application: Drilling holes on metal SPECIFICATION NAME MATERIAL SIZE STEPS triangle shank straight flute step drill HSS4241 4.0-12 5 4.0-20 9 4.0-32 15 M35 4.0-12 5 4.0-20 9 4.0

Brand Name:RTCRAFT or OEM

Model Number:28 sizes

Place of Origin:CHINA

...Step Drill Bit Set with Storage Bag Hex Shank 1/8" - 3/4" Product features 1) 3 standard SAE step drill bits can drill 28 different size of holes on different thickness of materials. One 3/16-inch to 1/2-inch six-step bit, 1/4-inch to 3/4-inch nine-step bit, and 1/8-inch to 1/2-inch 13-step bit(detailed hole size and drill depth of each drill bit...

Brand Name:RTCRAFT or OEM

Model Number:Inch size or Metric Size

Place of Origin:CHINA

...:118°/135°split point 5. Shank:Hex Shank Specification of High Speed Steel: Step Drill Bits Specifications: 1. HSS Step Drills for drilling cylindrical holes in solid material up to a thickness of 4 ~ 5mm. 2. Burr-free and vibration-free drilling. 3.

Brand Name:Betalent

Model Number:Step drill bit

Place of Origin:China

... hole then change the drill bit to drill the larger hole, in this situation, a high-efficient step drill bits are required. Betalent is professional in designing according to the detailed application of the carbide step drill bits. Welcome your inquiry!

Brand Name:Betalent

Model Number:Step drill bit

Place of Origin:China

... hole then change the drill bit to drill the larger hole, in this situation, a high-efficient step drill bits are required. Betalent is professional in designing according to the detailed application of the carbide step drill bits. Welcome your inquiry!

Brand Name:BMR TOOLS

Model Number:Step Drill

Place of Origin:China

...polishing Tin-Coating Black Coating Amber Coating Step: 9 Steps Precision: H7 Application: Drilling holes on metal SPECIFICATION NAME MATERIAL SIZE STEPS triangle shank straight flute step drill HSS4241 4.0-12 5 4.0-20 9 4.0-32 15 M35 4.0-12 5 4.0-20 9 4.0

Brand Name:RTCRAFT or OEM

Model Number:Inch size or Metric Size

Place of Origin:CHINA

... surface are available. 4. Shank:Hex Shank 5. Drill bits set are available. Step Drill Bits for Metal Features: 1. HSS Step Drills for drilling cylindrical holes in solid material up to a thickness of 4 ~ 5mm. 2. Burr-free and vibration-free drilling. 3

Brand Name:RTCRAFT or OEM

Model Number:Inch size or Metric Size

Place of Origin:CHINA

...Drill Bit Umbrella Chamfer Chamfering Cutter Step Drill Bit Set Discription of Step Drill Bits: 3pcs 16-30.5/5-20/3-14mm HSS 6542 Umbrella Chamfering Cutter Step Drill Bit Set size:16-30.5mm/0.62"-1.2",10mm Handle Dia. 2.6-20mm/0.1"-0.79", 8mm Handle Dia.3.3-14mm/0.13"-0.55", 6mm Handle Dia. Unique umbrella structure, a drill can open a variety of sizes aperture. Using 4241# high speed steel, easy drilling...

Brand Name:BMR TOOLS

Model Number:Straight Flute

Place of Origin:P.R.China

...Step Drill Bit Set & Automatic Center Punch Totally 50 Sizes for hole drilling HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler. Meet Your Demands - With the step drill bits...

Brand Name:RLD Tools

Model Number:DR

Place of Origin:China

... also can choose the suitable raw material and coating for you according to your application. All of our drill bits are produced by grinding machines. Precision can be assured. Product name Solid Carbide Step Drill Bit Feature Within 0/-0.01mm Suitable for

Brand Name:ZhongZuan

Model Number:T-13

Place of Origin:Chongqing,China

...Drill Bits Step Cone Drill Bits For Metal 1. The step drill bits are made of classic high-speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, wood board, copper, stainless steel and many other types of sheet metal. 2. With the step drill bits...

Brand Name:ZhongZuan

Model Number:T-13

Place of Origin:Chongqing,China

...Drill Bits Step Cone Drill Bits For Metal 1. The step drill bits are made of classic high-speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, wood board, copper, stainless steel and many other types of sheet metal. 2. With the step drill bits...

Brand Name:Zhongzuan

Place of Origin:Chongqing, China

..., high temperature resistance, and quality assurance 2. Sharp and no burrs, spiral angle chip removal more smoothly 3. One drill has multiple uses to meet different tasks. Stepped structure, with multiple drill bits of different specifications for