HSS twist drill step drillperfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single.
Step Drills with spiral flute,2 cutting edges CBN ground,with split point
size
steps
Length
4-12
5
65
4-12
9
65
4-20
9
75
4-30
14
100
6-38
12
100
6-26.7
8
75
4-39
13
107
6-32
8
75
5-28
7
69
6-30.50
9
80
6-37
12
100
4.8-10.65
5
54
6-25
7
65
6-32
9
76
6-40
16
105
Packaging & Shipping
Company Information
FAQ
Q1:what is the advantage of your products?
A1:We are professional manufacturer in this field with lots of years R&D and market research experience,we can provide competitive price and high quality products for you.
Q2: How is your quality?
A2:We have a very seriously control system(ISO 9001 and SGS product quality control) and 100% QC inspection Before Shipment.
Q3:When can I get the price?
A3: Within 24 hours after we get your inquiry. If you are urgent to get the price, please call me or tell me in the email.
Q4:Payment
A4:TT, L / C, Paypal and Western Union and other payment methods. The payment range comes from different countries and regions.
Q5:MOQ
A5:Our minimun order quantity is # pcs.
Q6:What are the way of the transportation?
A6: Depending upon the weight of goods ,we can transfer by express ,air and shipping ,including DHL ,UPS ,TNT and FEDEX
Q7:How long is your delivery time?
A7:Generally it is 5-10 days if the goods are in stock,or it is 15-20 days if the goods are not in stock.it is according to quantity.
Q8:If we need technical support, can you offer us?
A8: Yes, we have an experienced team that can provide specific recommendations for our customers.
Q9:Do you offer free samples?
A9:Of course, if you need, we will send you samples.
Q10:Can we make OEM or ODM? / Can we put customer brand?
A10:Yes, we can make the OEM and ODM for you if your quantity is large, customer logo, color, shape, package method should be provided by the customer.
Q11:What is the Warranty for your products
A11:For one year from shippment, If any problem for our goods , we will make prompt response.
