GSTK 90mm(3-9/16") Concrete Hole Saw Kit with SDS Plus Shank, Gift with 5pcs Dust Catcher, Hole Saw Cutter for Brick|Concrete| Cement |Stone. - QK-90

• ★【MATERIAL AND PROCESS】Made of carbide tipped alloy and high-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth. Ultra-durable, easy to opearation, and long service life. ★【INCLUDES 】Package: 1x drill bit which cutting diameter: 90mm(3-9/16"),1 x length 110mm (4-3/8") connecting rods,2x ength 110mm (4-3/8") Center positioning drill bit,1x positioning drill screw,gift 5x dust catchers. ★【WIDE RANGE OF APPLICATIONS】Good center positioning,double chip hole,high rigidity connecting rod,which is more stable when drilling.This masonry hole saw kit easily drills walls, stones, bricks,or installation of air-conditioning, oil fume exhauster,sewer pipeline hole open and so on. ★【USAGE MATTERS】Come with 5pcs dust collector help you minimize messes with dust while holw saw working. Since the hardness difference of the stones/bricks,hole saw need a bit more time than normal cut, please use it with flowing water when cutting high-hardness material,can reduce the abrasion of the hole saw. ★【Warranty】Warranty:You can order worry free.We promise provide you satisfied after sale service, if there is any problem, Please contact us directly, we will refund you full payment or send you a new replacement.