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(Total 12 Products for Coated Spiral Grooved Drill Bit Set)
Point Drill Bits TitaniumStep Drill Bit Set
Point Drill Bits Titanium Coated Spiral Grooved Step Drill Bit Set Jiangsu Goldmoon Industry Co., Ltd. is located in Changzhou, which richly endows the Yangtze Delta and enjoys the excellent position with convenient traffic.It's adjacent to Changzhou Airport in south, approaches to Huning Highway, No. 312 state-owned...
5PCS Tin-coated Step Drill Bit Set
We are the professional manufacturer of hardware tool accessories, specialized in drill bits, hole saw, cutting discs and various tool sets. Besides, we also supply kinds of hand tools, include measuring tapes, caulking guns, cable ties,etc. We have our professional technicians, advanced production machines and an...
Tin-Coated Twist Drill Bit Set 19PCS Set
Twist drill is the most widely used machining tool. The usual diameter range is 0.25 to 80 mm. It is mainly composed of bit working part and shank. The working part has two spiral grooves, shaped like a twist, hence the name. In order to reduce the friction between the guide part and the hole wall when drilling, twist...
HSS Twist Drill Bits Set Tin-Coated Straight Shank
Before selecting key points to process parts, choose the appropriate cemented carbide type (P, M, K, S, N, etc.) according to the different materials of parts, the use of machine tools, hole accuracy, cost and other considerations; Secondly, according to the drilling precision and hole depth, choose different size and...
Tin-Coated Twist Drill Bit Set
Twist Drill Bit Set,Our company is specialized in most kinds of Twist Drill Bit Set ,Black Drill Bit,HSS Drill Bits Set.We have our plant for drill bits and cutting disc.At the same time, we supply hole saws, taps & dies,grinding wheels etc The company could supply the products with strongly full capability from...
4-39mm HSS Round Shank Titanium Coated Step Drill
Q&A: 1.Are you manufacturer? Do you have factory? We are Professional manufacturer ,we have more than 5 years experience in this field. 2.Does free shipping is possible? We don't offer free shipping service, but we will give you some discount if you buy large quantity products. 3.Can you send products to our...
230PC Titanium Coated Drill Bit Set
What are the characteristics of cobalt bits? Cobalt-containing steel is wear-resistant and toughness is good. When ordinary drill bit encounters high temperature and rapid expansion, the torque exerted by the drill shank will break the drill itself, or the drill tip flanging can not be used. In short, a cobalt drill...
HSS Jobber Length Black and Gold
Twist drill how to use 1. can use 40 times stereo microscope to check the wear of the cutting edge of the drill. 2. Check the spindle press foot regularly. Press foot contact surface should be horizontal and vertical with the main shaft can not shake, to prevent drilling and offset hole. 3. The clamping length of...
8PCS Titanium Coated HSS Twist Drill Bit Set
Twist drill introduction Twist drill is the most widely used drill bit in industrial manufacturing, we generally use twist drill bit length-diameter ratio when I art personnel for a specific hole processing task to select the most appropriate type of drill, the need to calculate the length-diameter ratio of the drill....
Metric Drill Bit Set Titanium Coated
We are a professional Drill Bit manufacturer ,we have more than ten years' experience in this field.we can do OEM base on the quantity, we can customize as you required， HSS 24mm Drill Bit，Twist Drills Metal Wood，Square Drill Bit。Metric Drill Bit Set Titanium Coated Model NO. BHDB-001 Size Available Free Sample...
HSS Tin-Coated Step Drill Set for Drilling Metal
This drill bit is machined from high carbon steel with carbide tipped cutting edge. For use on rotary and percussion drills.
For drilling in concrete, reinforced concrete, brick, block and masonry, etc.
Surface treatment are available: Galvanized finish, Nickel Plated, Chrome coated, Black finish, Sandblasted finish....
5PC HSS Tin-Coated Step Drill Bit Set
Step drill bit is machined from high carbon steel with carbide tipped cutting edge.
For use on rotary and percussion drills.
For drilling in concrete, reinforced concrete, brick, block and masonry, etc.
Surface treatment are available: Galvanized finish, Nickel Plated, Chrome coated, Black finish, Sandblasted finish....
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