doubleDifference between slot and single slot：
Double slotDue to the texture is cross pattern, more suitable for the object density is relatively low. For example: used inWood. Plastic. Aluminum material on the! Fast chip removal with cross pattern, sanding and finishingWhen engraving is not easy to block lines, so soft objects on the double groove more appropriate！
Single slotThe texture determines the use of soft objects is not very satisfactory, because in the single-chisel work cut, broken waste easily block the sipe, resulting in sipe texture depth shallow, cutting ability; that is We usually say the knife is not fast! Single groove used in iron, copper and steel and other hard objects more appropriate.
This tungsten steel grinding head is imported tungsten steel, very hard, is a very practical and durable grinding tools
name:Tungsten steel grinding head carbide rotary file
specification:Grinding head diameter6mm, handle diameter of 2.35mmHandle diameter of 2.35
Material:Imported tungsten steel
Be applicable:Electric mill hanging mill electric drill wind millHas many uses
Uses: Emerald jade agate and other peeled, carved,
Polished; mold, wood, steel, stainless steel and so on
Carved, polished, polished, grooved.