Dormer E557 HSS Spiral Flute Tap

This M5 spiral flute tap with 0.8mm pitch is one of the most frequently used sizes in both professional and home workshops. Ideal for electrical fixtures, automotive components, small machinery, brackets, and general fabrication work, this tap delivers reliable threading performance across a wide range of applications.

With a 5mm connection diameter and 58mm overall length, this tap offers excellent control and accessibility for most common threading tasks. The spiral flute design is particularly effective when working with blind holes in steel and cast steel components, drawing chips upward and preventing the thread clogging that can compromise thread quality.

Whether you're a maintenance engineer, fabricator, or home workshop enthusiast, this M5 tap is an essential tool for creating clean, accurate metric threads in blind hole applications.

Features and Benefits:
• Popular M5 size covers numerous threading requirements
• Spiral flute geometry optimises chip evacuation efficiency
• HSS construction ensures durability under power tool use
• C 2-3 chamfer provides controlled thread engagement

Specifications:
Thread Diameter: M5
Type: Spiral Flute
Pitch: 0.8mm
Product measurement standard: Metric
Material code (BMC): HSS
Basic standard group (BSG): ISO 529
Coating: Bright
Usable length (ULDR): 2
Flute count (NOF): 3
Tap Application: Blind Hole
Tap chamfer style (TCS): C 2 - 3
Thread form (THFT): M - Metric coarse
Material Application Priority Usage: P - Steel and cast steel (steels with alloy content = 10% and a hardness of < 45HRC)
Package Quantity: 1
Country of origin: India
Connection diameter - millimeter (DCON MS): 5mm
Overall length - millimeter (OAL): 58mm