discount 70% in 2018-09-25 to 2018-09-27
price: USD$ 31.50
freight :USD$7.00,(Postal parcel)
Search Similar or mail to saler or send message to saler
The following is a detailed description of the baby:
Spiral screw and hand tapping is different, ordinary hand groove silk attack line type, and the spiral screw is a screw type. Spiral screw in tapping, to increase its rotation of the spiral groove, can easily cut iron from the hole, so as to avoid iron residue or blockage in the trench, caused by tapping broken edge crack, so it can increase the life of wire tapping and cutting out the thread of the highest precision. Spiral screw is suitable for cutting materials with high toughness, and is not suitable for cast iron scraps into fine materials.
Brand: OSG spiral screw
Material: HSS-E (5% +3% cobalt chromium vanadium)
Standard: metric / us
Eat: 2.5 teeth
Surface treatment: no
The accuracy level: JIS
Application materials: low carbon steel, high carbon steel, alloy steel, bronze, copper, aluminum, magnesium alloy and so on.
The common bottom cutting wire tapping control are as follows:
|Cutting screw drilling|
|gauge grid||Standard size||2 Grade drill aperture||gauge grid||Standard size||2 Grade drill aperture|
|most large||most Small||most large||most Small|
On the color:
All goods in this store are taken in kind, please rest assured to buy. Network marketing can not avoid color, due to the different color lights, display pictures, can cause color problems, so you can not accept any color buyers carefully consider color issues, will not be used as a basis for return. All goods in this store are genuine Pro card, can buy. If there are other questions consult service.
About the size of:
Different models of different brand accessories are also some not good dimensions in general please contact to avoid false delivery
About the problem of return
It is the quality of the goods, shall be promptly sent to us, we will give the true receipt check swap. The goods returned,. Do not accept any form to pay! Do not accept not negotiated to apply for refund! Most of the goods are stamped with the official seal of the company with our personal signature returned goods also must have the standard
The following from the shop. Bear the freight:
The wrong hair, leakage, quality problems return
The following conditions by the guests themselves from the freight:
After receiving the goods, found that the size is not suitable for. Contact customer service and agree to give you for the right size or other styles.
Non quality problems return shipping goods, the buyer should bear the shipping costs generated before;
It must be emphasized that:
Be sure to check out the sign again before delivery when receiving the parcel, not the number or quality problems can be refused. Once the sign is not responsible for the consequences!