Dormer E650M8 HSS Spiral Flute Combination Drill Tap

This product is a high-quality combined drilling and threading tool designed for metalworking applications. The Dormer E650M8 HSS Metric Coarse Combination Drill & Spiral Flute Tap enables drilling and threading holes in a single operation, using right-hand spiral grooves to create internal threads with accuracy and durability. It is made from High-Speed Steel (HSS) and features a vapor tempered coating to help reduce sticking at the cutting edge. The tool is compatible with standard drill chucks that accept 8 mm shanks and can be used with compatible tapping and threading tools. It is intended for drilling and tapping through holes efficiently, and is suitable for use in both machine and manual operations. The construction and specifications align with DORMER-ISO standards, and the tool is manufactured by Dormer Pramet.

Features

• Combines drilling and tapping in one operation
• HSS (High-Speed Steel) cutting material
• Right-hand spiral flute design for internal threads
• Vapor tempered coating reduces sticking to cutting edge
• M8 shank with 6.8 mm tip, 96 mm overall length

Technical specifications

• Size: M8; tip diameter 6.8 mm
• Overall length 96 mm; shank Ø 8 mm
• Shank length 9 mm; square size 6.3 mm
• Number of cuts: 2; tolerance 6H
• Cutting direction: Right-hand; coating: Vapor tempered
• Material: HSS (High-Speed Steel); standard: DORMER-ISO