Yinpecly Round Knurled Nut Description: 1. Knurled Nut is a kind of nut with a small drive locking torque. It is generally round with rolling pattern.2. Round Connector Nuts3. The grained: Horizontal, Diagonal, and Cross-grained.4. The threads: Coarse and Fine.5. Thicker round threads have more coarse threads.6. Thinner nuts have more fine threads.7. Mainly used for photographic equipment, the round nuts can adjust bracket, fine-tuning scale mechanism etc., the nuts have smooth appearance, corrosion resistance, precision thread. Specification: Material: Carbon Steel Color: Silver Tone Surface Treatment: Nickel Plated Thread Size: M10 Diameter: 30mm/ 1.18 Height: 8mm/ 0.31 Pitch: 1.5mm/ 0.06 Package Content: 10pcs x Round Knurled Nuts NOTE: This product is made of carbon steel, which may rust, but it will not affect normal use! 【Thread Size】M10 x 1.5mm; Overall Size: 30 x 8mm / 1.18 x 0.31 (D*H) 【Material】carbon steel; Color: Silver 【Feature】To open and close the air box cover without tools. 【Material】Made of carbon steel, nickel plated finished, wear-resisting and durable to use. 【Application】Mainly used for frequent adjustment of angles , such as camera pan, lamp bracket, glass folding dining table, etc. ASIN B08TBNVTSQ Brand Yinpecly Color Silver Size Name M10 Metal Type Carbon Steel, Nickel Drive Style Spline, Thumb Part Number BM2700N0912IG Thread Size m10 Finish Types Nickel,Silver Manufacturer Yinpecly Fastener Type Knurled Material Type Carbon Steel Exterior Finish Nickel Plated,Carbon Steel,Steel Number Of Items 10 Inside Thread Size M10