Material: tungsten steel alloy
Instructions for using electric hammer drill bits
1. Remember to fix it properly when drilling, and there should be no movement
Make a 90 degree right angle with the opening
2. When the positioning drill penetrates, please wait a moment and then slowly drill the hole
During the operation, if there are any abnormalities or unsatisfactory chip removal
Please stop working
4. Water or coolant needs to be added during drilling
Extend the service life of drill bits
5. Drill bits are consumables and do not come with a warranty for repair
Drill bit instructions
Alloy electric hammer drill bit, made of 40Cr steel and raw tungsten steel alloy cutting head, as raw materials
Processed from raw materials and subjected to high-temperature quenching, the hardness is greatly increased
The surface treatment of the processing series makes this product look and use better than usual
Carbon steel drill is strong and has a long service life. The electric hammer drill bit has an alloy chisel with a blade angle of only 135 degrees
Head, chiseling objects, drilling holes, rotating to remove powder, fragments, and to chisel out
A circular hole, the nature of which determines that the electric hammer drill can only deal with high hardness and brittleness
Objects, such as concrete, brick walls, stones, granite, and other hard objects
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Payment must be completed within 7 days.
PLEASE NOTE: S&H DOES NOT INCLUDE DUTIES, LOCATL TAXES OR ANY OTHER IMPORTATION FEES.
Please list your special requests (color, packages, etc.) in the PAYPAL NOTES SECTION when you make payment.
Shipping:
We Ship to Worldwide.
Orders processed within 24-48 hours of payment verification. it will take 15-25 days for delivery. but Customs will random inspection some parcel, so that's why some parcel need more than four weeks to arrive. Shipping time is only estimated and not guaranteed.
We only ship to confirmed PAYPAL addresses. Your PAYPAL address MUST MATCH your Shipping address.
Package to USA will Shipping by E-Package with Tracking Number(7-15 Days to Delivered). To other Countries will shipping by Post Air Mail without tracking number(ONLY when the order is over 20USD will supply Tracking Number Shipping Way!)(15-35 Days to Delivered)
Items are shipped via China Post Air Mail.
Guarantee:
Good Good quality. Buy with confidence!
If you are not satisfied when you receive your item, please return it within 7 days for a replacement or money back. Please contact me before you return it.
Not accept returning of electronic components.
Full refund after we receive our original item, Note: Return shipping is to be paid by the Buyer.
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