Introducing the Ground Twist Drill Bit Set 25PCS Set, the ultimate tool for professionals seeking precision and durability. Crafted with high-quality materials, this set guarantees superior performance and longevity. Each drill bit features a ground twist design, ensuring clean and accurate holes in various materials including wood, metal, and plastic. With a comprehensive range of sizes, from 1mm to 13mm, this set caters to all your drilling needs. The bits are conveniently organized in a sturdy case, providing easy access and secure storage. Upgrade your professional toolkit with the Ground Twist Drill Bit Set 25PCS Set and experience unmatched efficiency in your projects.
Electric hammers are used to make holes in hard materials such as concrete, brick and stone.
Electric hammer is a kind of electric drill, mainly used for drilling concrete, floor, brick wall and stone. Professional in the wall, concrete, stone above the drilling, and multi-functional electric hammer, adjust to the appropriate position with appropriate drill can replace the ordinary electric drill, pick use.
Because the Electric Hammer Drill bit rotates at the same time also produced along the direction of the electric drill pipe rapid reciprocating movement (frequent impact), so it can be in the brittle cement concrete and stone materials on the rapid drilling. High grade electric hammer can use the transfer switch, so that the hammer bit in different working state.
Ground Twist Drill Bit Set 25PCS Set
Model NO. GMD-005
Transport Package on Request
Specification all sizes are available
Product Name:HSS Fully Ground Twist Drill Bit Set 25pcs set(GMD-004) 25pcs Twist Drill set size: 1.0-13.0 x 0.5mm fully ground amber finish Product Name:HSS Fully Ground Twist Drill Bit Set 25pcs set(GMD-004)
25pcs twist drill set
size: 1.0-13.0 x 0.5mm
fully ground amber finish
| Product name | 25PCS Twist Drill Set |
| Item NO. | GMD-005 |
| Description | fully ground |
| Packing | metal box |
| Delivery time | 25-45 days |
Chemical composition | Material | Component (%) |
| HSS 4241 | C (0.9~1.0); Si(1.0~1.3); Mn(0.25~0.4); P(0~0.035); S(0~0.009);
Cr(3.8~4.2); Mo(0.55~0.85); W(1.6~2.0); V (0.4~0.65); Co(0) |
| HSS 4341 | C (0.83~0.93); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009);
Cr(3.8~4.4); Mo(2.5~3.5); W(3.5~4.5); V (1.2~1.8); Co(0) |
| HSS 6542 (M2) | C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009);
Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9); V(1.8~2.0); Co(0) |
| HSS 9341 | C (0.77~0.87); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009);
Cr(3.8~4.4); Mo(2.7~3.3); W(8.5~9.5); V(1.3~1.7); Co(0) |
| HSS M35 (Co5%) | C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009);
Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9);V(1.8~2.0); Co(4.6~4.9) |
| FAQ |
| Q: What can we provide ? |
| A: We are a professional manufacturer of Hole Saw and have our own packing centre. Through more than 10 years of effort, we have worked together with many good manufactuers of different tools as an exclusive Tool club. We can provide our factory direct price for a vast range of products, including power tool accessories, Hand Tools, combination kits, etc. |
| Q:What is the shipping port? |
| A: We ship the goods via Shanghai port. |
| Q:How about the sample? |
| A: The samples will be sent to you via express and arrive in 3-5 days. You can use your own express account or prepay us if you do not have an account |
| Q:How do you control the quality? |
| A: We will make samples before mass production, and mass production will be arranged after samples approved. Doing 100% inspection during production, then do random inspection before packing, taking pictures after packing. |
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| Shipping way |
| 1. Small quantity: by international air express, within 3-7days arriving |
| 2. Large quantity: by ocean cargo, arriving time depends on customers destination |
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| Our service |
| 1. 24hours online technical support (telephone and email) |
| 2. 100% Satisfaction Guarantee |
| 3. Engineers are available |
Product Categories : Drill Bit > Twist Drill Bit
