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Applications: Suitable for flat-bottom hole drilling in steel and alloys
it delivers consistent hole quality and improved tool life across a range of materials
helping minimize tool downtime and replacement costs
Supplied by Toolex Ltd under BS 328/4 specifications
while the ISO H5 tolerance ensures hole size accuracy within tight limits for DIN 212-B requirements
Dormer Pramet A413 M4 HSS ST STRAIGHT SHANK STEP 180 DEG SHORT SERIES (X2.5D) DRILL ISO Insert - VN Style Applications: Suitable for flat-bottom holeThe Dormer Pramet A413 M4 HSS straight shank drill with a 180 counter bore is designed to create counterbored clearance holes for standard metric threads (for example M4). Its 118 pilot paired with the 180 counter bore delivers the correct clearance diameter and depth for standard threads, helping ensure reliable assembly on both CNC and conventional machines. Crafted from premium high speed steel, this tool handles a range of materials including
