Yamawa High Performance Roll Tap for Miniature Screws HPSRZ GS4 S0.9X0.225 B HPSRZ-GS4-S0.9X0.225-B 1 Piece

Catalog number: HPSRZ-GS4-S0.9X0.225-B Features: ●The new blank shape improves tool rigidity, torsional strength, and tap runout accuracy. ●Markings that may affect the roundness of the shank have been moved to the square shank. ●The new thread accuracy "GS class" has been adopted to improve the accuracy of the processed female thread. Applications: ●For blind hole processing. ●Cutting materials: Low carbon steel, medium carbon steel, high carbon steel, stainless steel, rolled aluminum, titanium alloy. Specifications: ● Precision: GS4 ● Precision notation: GS grade ● Nominal size: S0.9 ● Pitch (mm): 0.225 ● Thread length (mm): 3 ● Total length (mm): 36 ● Shank diameter (mm): 3 ● Square shank section (mm): 2.5 ● Counterbore diameter (mm): 0.81 ● Number of engagement threads: 2 threads ● Machined thread: Miniature thread ● Surface treatment: TiCN coating ● Shank length: 25mm ● Length of square shank section: 6mm Material/Finish: ● High-speed tool steel: Powdered high speed steel (HSS-P)