30Pcs Carborundum Drill Bit Electroplated Grinding Head Needle Rod Mixing Set Polishing Tools3.0mm

1、Made of full good-quality carborundum finely polished and exquisitely carved bring hard texture 2、The handle is made of high-hardness alloy material which is more wear-resistant and durable 3、This mixing set contain a variety of specifications which are applicable to meet the needs of use 4、Suitable for pneumatic grinder electric grinder crane grinder etc. very practical 5、Used for mold processing and repair glass grinding cleaning flash burr weld of cast and forged weldments inner hole surface of various mechanical parts etc.