Twist Drill Bits

Twist drill bits are a hand tool accessories used for drilling material like masonry, wood and sheet metal to create holes. Twist Drill bits are used in conjunction with a power drill and are readily available in various shapes and sizes depending on the material being drilled.

Types of Twist Drill Bits

Jobber drill bit

Long drill bit

Short drill bit

Stub drill bit

Morse Taper drill bit

Self-centring drill bit

What material can they cut?

They can cut through many forms of material, its a question of having the correct drill bit, however typical materials include;

Wood

Plastics

Aluminium

Brass

Cast iron

Mild steel

How do they work?

Insert the drill bit into a corded or cordless power drill at the chuck, tighten until its held in place then select the required torque setting. Hold the power drill with both hands securely, apply some pressure then start drilling,

How do you know which type of Twist Drill Bits to use?

It is important to have the correct drill bit when cutting holes. When making a considered purchase there a few things you need to consider; the material being cut, the material & coating of the drill plus the geometry.

Drill point angle

There are 2 general types; 118 ° that drill mild steel aluminum and other soft metals or 135 ° that drills hard steel and tough materials.

What are their strengths?

HSS drill bits are basic, inexpensive and easy to re-sharpen

HSS drill bits with Cobalt are an improvement on HSS, offer greater resistance to heat and wear but is also easy to re-sharpen

Carbide drill bits are the most expensive, usually, give the best heat resistance and last the longest.

When should I sharpen my drill?

As a rule, if your holes are in tolerance and wear & chipping are below 0.5 mm its typically ok to keep using your drill, anything after that you need to consider replacing or sharpening.

Popular Coating

Bright finish

Black oxide

Titanium Nitride (TiN)

Titanium Carbon-Nitride (TiCN)

Titanium Aluminum Nitride (TiAIN)

Safety

Proper eye protection must be worn at all times

Only use drills bits made for power tools

Keep hands away from drills bits during application

Applications Information

Twist drill bits are used in Industrial construction, servicing & maintenance applications.


...
Read more Read less

Filters

Viewing 1 - 20 of 299 products
Results per page
Description Price Diameter Type Drilling Application Material Overall Length
RS Stock No. 213-916
BrandRS PRO
TWD219.00
1 Box of 10
Box(es)
2mm Jobber - HSS 49 mm
RS Stock No. 213-742
BrandRS PRO
TWD363.00
1 Box of 10
Box(es)
3.4mm Jobber - HSS 70 mm
RS Stock No. 213-843
BrandRS PRO
TWD418.00
1 Box of 10
Box(es)
2.6mm Jobber - HSS 57 mm
RS Stock No. 787-7330
BrandRS PRO
TWD296.00
1 Tube of 5
Tube(s)
0.4mm Jobber - HSS 21 mm
RS Stock No. 216-561
BrandRS PRO
TWD2,067.00
1 Box of 10
Box(es)
8.5mm Jobber - HSCo 117 mm
RS Stock No. 216-662
BrandRS PRO
TWD868.00
1 Box of 10
Box(es)
2mm Jobber - HSCo 49 mm
RS Stock No. 216-640
BrandRS PRO
TWD374.00
1 Box of 10
Box(es)
1mm Jobber - HSCo 34 mm
RS Stock No. 213-966
BrandRS PRO
TWD216.00
1 Box of 10
Box(es)
2.1mm Jobber - HSS 49 mm
RS Stock No. 217-019
BrandRS PRO
TWD445.00
1 Box of 10
Box(es)
1mm Jobber - HSS 34 mm
RS Stock No. 828-224
BrandRS PRO
TWD165.00
Each
units
5mm Hexagon - HSS -
RS Stock No. 213-247
BrandRS PRO
TWD1,145.00
1 Box of 10
Box(es)
6.1mm Jobber - HSS 101 mm
RS Stock No. 214-054
BrandRS PRO
TWD609.00
1 Box of 5
Box(es)
10.2mm Jobber - HSS 133 mm
RS Stock No. 213-972
BrandRS PRO
TWD216.00
1 Box of 10
Box(es)
1.9mm Jobber - HSS 46 mm
RS Stock No. 213-398
BrandRS PRO
TWD409.00
1 Box of 10
Box(es)
3.3mm Jobber - HSS 65 mm
RS Stock No. 668-0968
BrandRS PRO
TWD583.00
1 Box of 10
Box(es)
5.1mm Jobber - HSS 86 mm
RS Stock No. 522-6544
BrandRS PRO
TWD186.00
Each
units
2.5mm Jobber; Long - HSS 125 mm
RS Stock No. 213-281
BrandRS PRO
TWD750.00
1 Box of 10
Box(es)
5.5mm Jobber - HSS 93 mm
RS Stock No. 784-4771
BrandRS PRO
TWD1,106.00
Each
units
17mm Morse Taper - HSS 223 mm
RS Stock No. 787-7260
BrandRS PRO
TWD247.00
1 Tube of 5
Tube(s)
3.3mm Short - HSS 49 mm
RS Stock No. 212-985
BrandRS PRO
TWD249.00
1 Box of 10
Box(es)
1.5mm Jobber - HSS 40.5 mm