Feature: 1. Arbor Shaft: With this drill arbor adapter, you can easily convert the drill into grinder for more flexible operation. 2. Quick Works: Works stably with high rational speed, the grinding wheel connecting rod ensures high working efficiency. 3. Free to Use: There are 2pcs washer in the set, which can firmly fix the grinding wheel in various sizes, very useful. 4. Firm Fixing: Deep and clear thread enables simple installation with good stability, just screw the extension rod on. 5. Good Design: Adopting high quality stainless steel and carbon steel materials, very sturdy and durable for long use. Specification: Item Type: Drill Arbor Adapter Material: Stainless Steel + Carbon Steel Function: Electric Drill Conversion Rod Package List: 1 x Drill Arbor Adapter 1 x Nut 2 x Washer