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4-32mm straight flute size Titanium HSS step drill bit for metal drilling Featured Image
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  • 4-32mm straight flute size Titanium HSS step drill bit for metal drilling
  • 4-32mm straight flute size Titanium HSS step drill bit for metal drilling
  • 4-32mm straight flute size Titanium HSS step drill bit for metal drilling
  • 4-32mm straight flute size Titanium HSS step drill bit for metal drilling

4-32mm straight flute size Titanium HSS step drill bit for metal drilling

Short Description:

1.Stepped drill bits is divided into straight groove step drill bits and spiral groove step drill bits, which is a kind of drill for drilling, reaming, chamfering, deburring multi-purpose, more efficient and durable drill bits

2.There are three sizes for you to choose from 4-12mm, 4-20mm, 4-32mm, which can meet all your daily processing needs.

3.It is suitable for drilling the following materials up to maximum thickness 3.2mm: stainless steel, plain carbon steel, bronze, brass, copper, aluminium and plastics


Product Detail

Product Tags

Product Features

Design - The hexagonal shank titanium drill has a double-edged design for smoother cutting. Coated by titanium,this step drill set performs well in heat,corrosion and rust resistance,Perfect Step Drill Bits suitable for drill holes in various material: within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc

Multiple Specifications - Titanium Coated Step Drill Bit Set has 24 different hole diameters. They can machine holes of different diameters to suit your needs

Durability-The step drill bit is made of titanium coating, which is more durable, can extend the service life and has better surface anti-corrosion performance.

Accuracy - The angle of the bifurcated tip is 118 degrees, making drilling operations more convenient and efficient.

Benefits - Automatic, high-impact, spring-loaded impact when pressing the surface, adjustable cap to adjust the impact force.

Product Parameters

Product Name Straight Flute Size HSS Step Drill Bit
Material HSS 4241/6542/M35
Shank Round /Three flats/Quick change Hex/Double R shank
Size 4-12mm 4-20mm 4-32mm 3/16”-1/2”, 1/8”-1/2”, 1/4"-3/4”
Number or steps 5steps ,9steps .15steps
Surface Finish Tin-coated/Bright
Payment Terms T/T, L/C
split point: 118°and 135° tip both available
Suitable Stainless steel, plain carbon steel,aluminium and plastics,Iron plate.

Material

Suitable For Drill Holes

Stainless Steel

Cast Plain

Plain Carbon Steel

Bronze

Brass

Copper

Aluminium

Plastics

glass, tile floors, wall

HSS4241

×

×

not good

×

HSS6542/M2

not good

×

HSS Co/M35

×

NOTE:HSS-Co step drill bits for stainless steel <1mm can use hand power tools.but within 2-3mm please use bench drill.

Recommended Drilling Speeds In Metal

Use the correct drill speed to ensure the ideal drill bit performance in the material being drilled.

Drill Size

 

1MM

2MM

3MM

4MM

5MM

6MM

7MM

8MM

9MM

10MM

11MM

12MM

13MM

STAINLESS STEEL

3182

1591

1061

795

636

530

455

398

354

318

289

265

245

CAST IRON

4773

2386

1591

1193

955

795

682

597

530

477

434

398

367

PLAIN CARBON STEEL

6364

3182

2121

1591

1273

1061

909

795

707

636

579

530

490

BRONZE

7955

3977

2652

1989

1591

1326

1136

994

884

795

723

663

612

BRASS

9545

4773

3182

2386

1909

1591

1364

1193

1061

955

868

795

734

COPPER

11136

5568

3712

2784

2227

1856

1591

1392

1237

1114

1012

928

857

ALUMINIUM

12727

6364

4242

3182

2545

2121

1818

1591

1414

1273

1157

1061

979

NOTE: The faster the speed, the smaller the rotational requirement.

Hot tags: step drill bits, straight flute drill bit,spiral groove step drill bit,HSS Titanium Step drill bit,wholesale step drill bit, good price HSS step drill bit,China, suppliers, manufacturers, factory, customized, drilling stainless steel/iron/wood/plastic hole.three flat shank drill bit, hex shank drill bit.


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