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SOLID CARBIDE DRILL BITS

Solid carbide drills offer superior performance due to their exceptional hardness and durability, making them ideal for high-speed machining applications. Unlike traditional drills, they maintain their sharpness for extended periods, leading to improved precision and consistency in drilling operations. These drills efficiently handle tough materials such as hardened steel and stainless steel, ensuring minimal tool wear and longer tool life. Their rigidity helps in achieving accurate hole dimensions, reducing the risk of deviations. However, solid carbide drills are less suited for soft materials, as their hardness may lead to chipping or tool breakage under certain conditions.

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Number of cutting edges Z: 2/3
Coating: TiAlN
Tool material: Solid carbide
Point angle: 140 °


4D 2-Flutes Solid Carbide Drills:
D
SPECIFICATION		D1
SHANK DIAMETER		L
TOTAL LENGTH		L1
FLUTE LENGTH		L2
SHANK LENGTH
D3 - D3.76622036
D3.8 - D4.76662436
D4.8 - D66662836
D6.1 - D78793436
D7.1 - D88794136
D8.1 - D1010894740
D10.3 - D12121025545
D12.1 - D14141076045
D14.1 - D16161156545
D16.1 - D18181237350
D18.1 - D20201317950


5D 2-Flutes Solid Carbide Drills:
D
SPECIFICATION		D1
SHANK DIAMETER		L
TOTAL LENGTH		L1
FLUTE LENGTH		L2
SHANK LENGTH
D3 - D3.76662836
D4 - D4.76743636
D4.8 - D66824436
D6.1 - D88915336
D8.1 - D10101036140
D10.3 - D12121187145
D12.1 - D14141247748
D14.1 - D16161338348
D16.1 - D18181439348
D18.1 - D202015310150
CENTER DRILL BITS

The main features of Center Drill Bits are that they create an initial guide hole, ensuring accuracy in subsequent drilling processes and preventing the drill from wandering. By forming a small, centered hole, they provide stability for larger drill bits, improving alignment and reducing the risk of misaligned holes. The resulting pilot holes are clean and precise, contributing to smoother drilling with minimal deflection. Center drill bits are commonly used in lathe operations and other precision machining tasks. However, they are less effective for deeper drilling or materials that do not require precise centering.

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Type of product: Centre drill
Tool material: HSS / Solid carbide
Type: A / B / R
Cutting direction: Left-hand / Right-hand


FROM R, R TYPE, 60° Angle:
D1
Size		D2
Body Diameter		L2
Overall Length		D1
Size		D2
Body Diameter		L2
Overall Length
0.53.15253.15850
0.83.152541056
13.1531.5512.563
1.253.1531.56.31671
1.6435.582080
25401025100
2.56.34512.531.5125


FROM A, PLAIN TYPE, 60° Angle:
D1
Size		D2
Body Diameter		L2
Overall Length		D1
Size		D2
Body Diameter		L2
Overall Length
0.53.15253.15850
0.83.152541056
13.1531.5512.563
1.253.1531.56.31671
1.6435.582080
25401025100
2.56.34512.531.5125


FROM B, PLAIN TYPE, 120° Angle:
D1
Size		D2
Body Diameter		L2
Overall Length		D1
Size		D2
Body Diameter		L2
Overall Length
1435.541467
1.2554051675
1.66.3456.32080
2850825100
2.510561031.5125
3.1511.260
TWIST DRILL BITS

Twist Drill Bits are precision tools designed to create cylindrical holes through rotational cutting. Their helical flutes ensure efficient chip evacuation, reducing friction and heat buildup, which enhances hole accuracy and tool life. Available in various materials, each offers unique advantages. HSS (High-Speed Steel) bits are versatile and durable, suitable for general applications in wood, plastics, and mild steel. HSSE (HSS with cobalt) provides increased heat resistance and strength, ideal for harder materials like stainless steel. Solid carbide bits, known for their exceptional hardness and wear resistance, excel in high-speed, precision machining of hard materials but can be brittle under improper use. Material selection is critical for optimizing performance based on application.

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Tool material: HSS (High Speed Steel)
Standard: DIN338, DIN340, DIN1869, DIN1897
Point angle: 118 ° / 135 °
Cutting direction: Left-hand / right-hand


DL1L2DL1L2DL1L2DL1L2
0.2192.5249246.21016311.414294
0.22192.52.0549246.31016311.514294
0.251932.149246.41016311.614294
0.281932.1553276.51016311.714294
0.31932.253276.61016311.814294
0.321942.2553276.71016311.9151101
0.351942.353276.81096912151101
0.381942.3553276.91096912.1151101
0.42052.4573071096912.2151101
0.422052.4557307.11096912.3151101
0.452052.557307.21096912.4151101
0.482052.5557307.31096912.5151101
0.52262.657307.41096912.6151101
0.522262.6557307.51096912.7151101
0.552472.761337.61177512.8151101
0.582472.7561337.71177512.9151101
0.62472.861337.81177513151101
0.622682.8561337.91177513.1151101
0.652682.9613381177513.2151101
0.682682.9561338.11177513.3160108
0.7289361338.21177513.4160108
0.722893.165368.31177513.5160108
0.752893.265368.41177513.6160108
0.7830103.365368.51177513.7160108
0.830103.470398.61258113.8160108
0.8230103.570398.71258113.9160108
0.8530103.670398.81258114160108
0.8532113.770398.91258114.25169114
0.932113.8754391258114.5169114
0.9232113.975439.11258114.75169114
0.953211475439.21258115169114
0.9834124.175439.31258115.25178120
134124.275439.41258115.5178120
1.0534124.380479.51258115.75178120
1.136144.480479.61258116178120
1.1536144.580479.71338716.25184125
1.238164.680479.81338716.5184125
1.2538164.786479.91338716.75184125
1.338164.88652101338717184125
1.3540164.9865210.11338717.25191130
1.440185865210.21338717.5191130
1.4540185.1865210.31338717.75191130
1.540185.2865210.41338718191130
1.5543205.3865210.51338718.25198135
1.643205.4935710.61338718.5198135
1.6543205.5935710.71429418.75198135
1.743205.6935710.81429419198135
1.7546225.7935710.91429419.25205140
1.846225.89357111429419.52O5140
1.8546225.9935711.11429419.75205140
1.946226935711.21429420205140
1.9549246.11016311.314294
INDEXABLE U DRILLS

Indexable U Drills are designed for high-efficiency hole-making with replaceable cutting inserts, reducing downtime for sharpening. Featuring inserts at both central and peripheral edges, they ensure consistent performance and high material removal rates. The through-coolant design enhances chip evacuation and tool life, making them suitable for high-speed machining in materials like steel, cast iron, and non-ferrous metals. While highly effective in most applications, caution is needed with hard or brittle materials due to potential insert wear or breakage.

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SPGT / SPMG Series Indexable U Drill:
Bit DiameterShank DiameterScrewWrenchMatching Insert
13-1520MMM2*5LT6SPMG.050204
15.5-1920MMM2.2*5LT6SPMG.060204
13-15.o25MMM2*5LT6SPMG.050204
15.5-21.525MMM2.2*5LT6SPMG.060204
22-2525MMM2.5*6LT8SPMG.07T308
25.5-27.532MMM2.5*6LT8SPMG.07T308
28-28.532MMM3.5*8LT15SPMG.090408
29-33.532MMM3.5*8LT15SPMG.090408
34-39.532MMM4*10LT15SPMG.110408
40-4140MMM4*10LT15SPMG.110408
42-4540MMM5*10LT20SPMG.140512
46-5040MMM5*10LT20SPMG.140512
51-5540MMM3.5*8LT15SPMG.090408
56-6040MMM3.5*8LT15SPMG.090408


WC Series Indexable U Drill:
Bit DiameterShank DiameterScrewWrenchMatching Insert
14-19.525mmM2.5*6LT8WCM.O30208
20-23.525mmM2.5*6LT8WCM.040208
24-24.525mmM3*7LT8WCM.050208
25-30.532mmM3*7LT8WCM.050208
31-41.532mmM3.5*10LT15WCM.060208
42-62.540mmM4*10LT15WCM.O80208
63-70.540mmM4*10LT15WCM.O6T308
LARGE SET OF NON-STANDARD DRILL BITS

Welcome to our ODM/OEM service for non-standard DRILL BITS! We specialize in designing and manufacturing custom DRILL BITS to meet your unique needs, ensuring optimal performance and precision.

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FAQ

  • How can I get a sample? And what’s your sample policy?

    If you just need similar sample for quality evaluation, we can send our catalog or brochure to you directly.
    If you need a sample according to your actual sample, Please send your actual sample to us, We can make one and send to you.
    If you need sample of your own design, Please provide the infomations with below details included:

    1> Material
    2> Dimension
    3> Parameters
    4> Technics / special requiremnet.

    With above information, we will advise quotation for your approval. Upon receipt of your confirmation, we would process sample immediately. Normal products takes around 7 days, others 10~15 days if more technics is requested. Then we send actual sample out if scanned copy was approved ok.
    According to our sample policy, the freight should be afforded by customers. So a collect account is needed before that if you have any cooperated courier.

  • How to place an order?

    (1) New orders can be placed through e-mail, couriers, or fax with clear information of quantity, size, colors, and other specs, such as material, Dimension, Parameters, Technics / special requiremnet and so on, an existing samples would be best.

    (2) Repeat orders may be placed online, We keep a actual sample and detailed data of each item from first order. We give each regular customer a sole user name and password to login in our online order system. There you can place order and check if the order was received ok very conveniently.

  • What are the types of Drill Bits?

    By Material:
    High-Speed Steel (HSS) Drill Bits:

    Versatile and suitable for drilling into metal, wood, and plastic.
    Offers a good balance between cost and performance.
    Cobalt Drill Bits:

    Made from an alloy of cobalt and high-speed steel.
    Excellent for drilling hard metals like stainless steel and cast iron.
    Carbide Drill Bits:

    Extremely hard and wear-resistant.
    Ideal for drilling hard materials such as ceramics, composites, and hardened steel.
    Titanium-Coated Drill Bits:

    HSS bits coated with titanium nitride for increased hardness and longevity.
    Suitable for a variety of materials, but the coating can wear off over time.

    By Design:
    Twist Drill Bits.
    Center Drill Bits.
    Indexable U Drills.
    More...