4" Dry and Wet Diamond Core Drill Bit Set for Concrete Masonry 1-1/4' Threads

Technical Specifications:
: Red
Use: Masonry Drilling
Type: Core Drill Bit
Material: High speed steel
Size: 102*370MM/4*14.5"
Threaded connection: M22

Features and Benefits:
● 4 x 14.5 inch drill bit is perfect for use with electric core drills for drilling on granite, hard , concrete, reinforced concrete, and hard surfaces.
● Its durable construction will ensure smooth operation of the drills.
● Ideal for Marble/Granite/Cocrete/Wall, the ultimate hole for hard-to-cut materials.
● With Tiny diamond particles coated tip offers sharp , the efficiency of will be improved greatly.
● To prolong its using life, please remember to keep it with coolant sometimes.
● Should be used with a electric wet drill, here is not included.
● When you using hand electric drill, start slowly, 45 degree angle, go vertical after you make an initial mark.

Notice:
1. Please allow 1-3mm error due to manual measurement.Pls make sure you do not mind before you bid.
2. The may have different as the difference display,pls understand.

Package Contents:
1 x Diamond Core Drill Bit






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