Durable Construction: Crafted from tool steel, the knurling tool holder ensures durability and longevity in use, providing reliability for various knurling tasks. Spare Knurls: Comes with 5 spare HSS knurls, each exhibiting high strength, hardness, and resistance to rust, ensuring consistent performance over time. Versatile Knurling Options: Includes 3 HSS rollers in diamond and straight pitches (coarse, medium, and fine), offering versatility for creating diverse surface patterns on workpieces. Versatile Knurling Options: Includes 3 HSS rollers in diamond and straight pitches (coarse, medium, and fine), offering versatility for creating diverse surface patterns on workpieces. Precise Size and Color: The knurling tool holder measures 12 x 12 x 100 mm and is finished in black, providing both durability and a professional appearance in the workshop. MATERIAL: Body of the holder is made of tool steel, durable in use. 5 x Spare HSS knurls along. High strength and hardness. Anti-rust resistant, high processing efficiency. Rigidity, wear resistance, anti-demolition damage strength. FEATURE: Supplied with 3 Pcs HSS rollers in diamond & straight pitch in Coarse, Medium (*straight medium knurl fitted in the tool holder) & Fine each. So the set includes 1 x knurling tool holder & 5 spare HSS knurls. SIZE & COLOR: Black (Knurling) holder size 12 x 12 x 100 mm. HSS Knurl 3/4" (diameter) x 1/4" (wide) x 1/8" (bore); USEFUL: Ideal for replacing your damaged Linear & diamond knurl wheel. Used for processing the work piece surface pattern. USEFUL: Ideal for replacing your damaged Linear & diamond knurl wheel. Used for processing the work piece surface pattern. PACKAGE: Include 1Pc Knurling and 5 Pcs knurling wheels