Yamawa Roll Tap for Medium Hard Carbon Steel JIS MHRZ-J G8 M8X1.25 P MHRZ-G8-M8X1.25-P 1 piece

Catalog number: MHRZ-G8-M8X1.25-P Features: ●High tapping torque, stable thread cutting is possible even for tempered materials with a hardness of 35 HRC, which was previously considered difficult to process with roll taps. ●Durability is dramatically improved with materials and coatings with excellent wear resistance. Applications: ●For through hole machining. ●Workpiece material: Medium carbon steel, high carbon steel, alloy steel, tempered steel (25 to 35 HRC). Specifications: ● Precision: G8 ● Precision notation: G grade ● Nominal size: M8 ● Pitch (mm): 1.25 ● Thread length (mm): 12 ● Overall length (mm): 70 ● Shank diameter (mm): 6.2 ● Square shank section (mm): 5 ● Pilot hole diameter (mm): 7.45 ● Number of engagement threads: 4 ● Machined thread: Metric thread ● Surface treatment: TiCN coating ● Machined thread: Metric thread Material/Finish: ● Cobalt high speed steel (HSS-Co) Caution: ● Pilot hole drilling has a large effect on the precision of the screw. ● Take great care when drilling the pilot hole.