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, it’s 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 it’s 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 it’s 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.


...
顯示內容 隱藏內容

篩選條件

正在檢視 61 - 80,共 1044 項產品
Results per page
Description Price Diameter Type Material Overall Length Shank Size Series Shank Type Cutting Length Point Angle
RS庫存編號 728-7103
製造零件編號A1203.0
BrandDormer
HK$14.69
單位
3mm Short HSS 46 mm 3mm A120 Plain 16mm 135°
RS庫存編號 299-7928
製造零件編號A170-20,00
BrandDormer
HK$584.63
單位
20mm - HSS 158 mm 1/2in A170 Reduced Parallel 81mm 118°
RS庫存編號 794-7280
製造零件編號A0024.2
BrandDormer
HK$85.99
毎盒:5 個
Box(es)
4.2mm Jobber HSS-TiN 75 mm 4.2mm A002 Plain 43mm 118°
RS庫存編號 213-023
BrandRS PRO
HK$82.66
毎盒:10 個
Box(es)
4.5mm Jobber HSS 80.5 mm 4.5mm - Plain 47mm 118°
RS庫存編號 424-4119
製造零件編號DT5056-QZ
BrandDeWALT
HK$69.05
單位
10mm - HSS-R 133 mm 10mm EXTREME 2 Flatted 84mm -
RS庫存編號 213-095
BrandRS PRO
HK$113.67
毎盒:10 個
Box(es)
6mm Jobber HSS 93.5 mm 6mm - Plain 57mm 118°
RS庫存編號 794-7325
製造零件編號A0025.5
BrandDormer
HK$129.49
毎盒:5 個
Box(es)
5.5mm Jobber HSS-TiN 93 mm 5.5mm A002 Plain 57mm 118°
RS庫存編號 784-4829
BrandRS PRO
HK$66.77
單位
15mm Jobber HSS 156 mm 12.7mm - Reduced 83mm 118°
RS庫存編號 768-3306
製造零件編號2608595081
BrandBosch
HK$133.012
/個 (每包:5個)
單位
12mm Twist Drill HSS 151 mm 12mm - Plain 101mm 135°
RS庫存編號 215-007
BrandRS PRO
HK$124.86
毎盒:10 個
Box(es)
5mm Short HSS 62 mm 5mm - Plain - -
RS庫存編號 787-7286
BrandRS PRO
HK$82.07
毎管:5 個
Tube(s)
6mm Short HSS 66 mm 6mm - Plain 28mm 135°
RS庫存編號 343-1508
製造零件編號R100 8.0MM
BrandDormer
HK$866.21
單位
8mm Jobber Solid Carbide 117 mm 8mm R100 Plain 75mm 120°
RS庫存編號 213-039
BrandRS PRO
HK$109.99
毎盒:10 個
Box(es)
5.5mm Jobber HSS 93 mm 5.5mm - Plain 57mm 118°
RS庫存編號 768-3100
製造零件編號2608585524
BrandBosch
HK$93.64
/個 (每包:5個)
單位
10.3mm Twist Drill HSS 133 mm 10.3mm - Plain 87mm 135°
RS庫存編號 784-4857
BrandRS PRO
HK$110.46
單位
20mm Jobber HSS 156 mm 12.7mm - Reduced 83mm 118°
RS庫存編號 794-7593
製造零件編號A7773.3
BrandDormer
HK$324.08
毎盒:10 個
Box(es)
3.3mm Jobber HSS-E 65 mm 3.3mm A777 Plain 36mm 135°
RS庫存編號 299-7849
製造零件編號A170-16,00
BrandDormer
HK$449.74
單位
16mm - HSS 157 mm 1/2in A170 Reduced Parallel 84mm 118°
RS庫存編號 784-4775
BrandRS PRO
HK$196.15
單位
18mm Morse Taper HSS 228 mm - - Morse Taper 130mm 118°
RS庫存編號 667-3512
製造零件編號R4586.0
BrandDormer
HK$415.19
單位
6mm Short Solid Carbide 66 mm 6mm R458 Plain 28mm 140°
RS庫存編號 728-7175
製造零件編號A1208.0
BrandDormer
HK$56.33
單位
8mm Short HSS 117 mm 8mm A120 Plain 75mm 135°