Product Specification
ITEM# | D116009 |
Product Name | Hss Twist Drill Bit |
Type | Twist Drill Bit |
Shank | Straight Shank, Taper Shank, Three Flats Shank, Hexagonal Shank, 1/2" 3/8" Reduced. |
Flute | Normal Parabolic |
Color | Designed |
Customized support | OEM/ODM |
Brand Name | DURAMAKE |
Place of Origin | Hangzhou, China |
Dimensions | Same as sample |
Size | 1-13mm, 1/16"-1/2", 1#-60#, A-Z |
Sharpening | 118~135 Degree Point |
DIN Standard | DIN338, DIN340, DIN1897, DIN1869 |
ANSI Standard | There are several types of drill bits available for various drilling purposes. These include jobber length, taper length, screw machine length, and aircraft extension. Jobber length bits are the most common and are suitable for general-purpose drilling. Taper length bits are longer than jobber length bits and are ideal for deeper drilling. Screw machine length bits are shorter and sturdier than jobber length bits, making them ideal for use in drilling machines. Finally, aircraft extension bits are the longest and are primarily used for drilling in tight spaces or hard-to-reach areas. Regardless of which type of drill bit you choose, it is important to select the appropriate size and material for the material you are drilling into. |
Material | HSS 4241/4341/M2/M35 |
Process | Fully Ground |
Application | Steel, aluminum, copper, stainless steel, and other metals are all widely used materials in various industries. They each possess different characteristics and properties, making them suitable for different applications. |
Finish | Black-oxidized, bright finished, tin-coated, and Zr-coated are the different coatings commonly used for various materials. |
Lead Time | To be negotiated |
Package Detail | Plastic Box |
Port | Ningbo/Shanghai |
Product Features
Hss Twist Drill Bit
115PCS Twist Drill Bit Set
Content:
Raw Material: HSS 4241/4341/M2/M35
Shank: Straight Shank
Process: Fully Ground
Size: 1-13mm, 1/16"-1/2", 1#-60#, A-Z
DIN Standard: DIN338, DIN340, DIN1897, DIN1869
There are various types of drill bits available in the market, each designed for specific purposes. These include jobber length, taper length, screw machine length, and aircraft extension bits.
Jobber length drill bits are the most common type and are suitable for general-purpose drilling tasks. They have a length that falls between the shorter stub length and the longer taper length bits. These bits are versatile and can be used for drilling holes in various materials.
Taper length drill bits, on the other hand, have a longer flute length compared to jobber length bits. They are designed for drilling deep holes and are commonly used in applications where the hole depth exceeds the standard jobber length. Due to their longer length, these bits provide better chip evacuation and reduced deflection.
Screw machine length drill bits are shorter in length compared to both jobber length and taper length bits. They are specifically designed for use in screw machines or similar applications where a shorter bit is required. These bits are ideal for drilling holes in confined spaces or when a shorter length is necessary to avoid interference with other components.
Aircraft extension drill bits are the longest among the mentioned types. These bits are primarily used in aerospace applications, where drilling holes in hard-to-reach areas is common. The extended length allows for drilling in tight spaces or through multiple layers of materials, such as aircraft structures.
In summary, jobber length, taper length, screw machine length, and aircraft extension drill bits offer different lengths and features to cater to various drilling requirements. Understanding the purpose of each type can help in selecting the appropriate drill bit for the job at hand.
Packaging Details
A. Plastic pipe packing
B. Metal displaybox packing
C. Plastic tube packing
D. Plastic displaybox packing
E. 1pc / PVC bag,then 1pc / inner paper box
F. Grey metal displaybox packing
G. Metal box for drill bits set packing
H. Wooden box for drill set packing
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