Features: 

This heavy duty Bi Metal Hole Saw drill bit is designed for cutting, metal, hardwood, plastic, aluminum, steel tubes/sheet ,stainless steel sheet
Made of Bi-Metal HSS (high-speed steel), this hole saw has less risk of tooth breakage and higher heat resistance for long-lasting cutting
Multi-blade cutting speed
M-42 cuts more smoothly than other drill bits
Effective drill depth hole cutter
Double metal mouth gag
design optimized to remove material faster
Attached arbor and pilot drill included
Bi-Metal construction for long life
Electron Beam Weld
Will cut holes in aluminum, copper, iron, stainless steel, zinc, pipes etc
Bi-metal hole saw power tool metal drilling drill bit gives you greater cutting speed

01  The material of the opening must be fixed, not moved, and must be at a 90 degree angle with the opening tool
02  The power of electric hand drill shall be greater than 750W, and impact drill is prohibited
03  rechargeable drill is only suitable for cutting plastic, wood, gypsum board and other materials

Package Include: 

1 x Bi-metal hole saw 

6PC（38/45/50/55/65/75mm）
6PC（18/20/22/28/30/35mm）
8PC（16/18/20/22/25/28/30/35mm）
9PC （16/18/20/22/25/30/32/35/38mm ）
11PC （16/18/20/22/25/30/32/35/40/50/53mm）
12PC（18/20/24/28/30/35/38/45/50/55/65/75mm）

 

Payment: 

a.Payment must be made within 3 days of order.

Delivery details:

a. Shipping to worldwide. (Except some countries and APO/FPO)
b. The items you ordered will be shipped as soon as possible by Air Mail when your payment is clear.
c. We only ship to confirmed order addresses. Your order address must be the same as your Shipping address.
d. Service transit time is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday.
e. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
f. We care about our valued buyers, if you have any questions, our customer service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 24 business hours for us to response.

Feedback:
a. If you are satisfied with the products,I expect you can leave us a positive Feedback.
b. Feedback is very important to us. We hope that you contact us before giving us neutral or negative feedback so that we can satisfactorily solve your problem and improve our deficiencies in time. Thank you!