130050 PRETEC, HSS metric

Hand thread drill PRETEC, HSS metric

three-piece set, consisting of pre-, middle and finished cutters

- Threaded profile from the solid ground

- Flank ground and rear-ground

Cut:

Pre-cutter 6-8 gear, form A; center cutter 3-5 gear, form D; pre-cut-cutter 2-3 gear, form C for base hole and through-through thread.Technical characteristics:

• [A21] Threaded diameter metric:M20
• [A3] Thread pitch mm: 2.5
• [B3/W4/W5] Overall length mm: 95
• [C3] Mount diameter, machine side mm: 16
• a mm: 12
• Area of application (material to be processed): P (steel - steel cast)|K (cast iron)|N (non-ferrous metals)
• Flank angle: 60
• Thread type: M left
• Thread cutting part length mm: 30.00
• Core hole diameter mm: 17.50
• Standard of the tailer: DIN 352
• Sliding direction: right
• Tolerance field: H6
• Square (a): 12