Sutton 7/8-14 BSPF Spiral Point Tap - Premium HSS T1783020

General Purpose use in materials up to approx. 1000 N/mm2 Through holes Suitable for machine operations Depths up to approx. 3 x d1. Available through AIMS Industrial Supplies, these tools meet the exacting demands of Australian tradespeople, engineers, and maintenance teams who need quality cutting tools they can depend on shift after shift.

Where this tool is used

• General Purpose use in materials up to approx. 1000 N/mm2.
• Through holes.
• Suitable for machine operations.

Key specifications

Selecting the right option

This range is manufactured from HSSE for enhanced heat resistance and longer tool life when machining harder steels, stainless grades and tough alloys. Select the correct Whitworth thread form and size to match your fastener specification. Verify thread tolerance class 6H meets your assembly requirements. Maximum cutting depth is rated at 3xD — keep within this limit to maintain hole quality and avoid overloading the tool. If you're unsure which size or specification best suits your application, the AIMS team is ready to help — contact us for technical support or to arrange a sample.

Features and benefits

• General Purpose use in materials up to approx. 1000 N/mm2
• Through holes
• Suitable for machine operations
• Depths up to approx. 3 x d1

About this range

General Purpose use in materials up to approx. 1000 N/mm2 Through holes Suitable for machine operations Depths up to approx. 3 x d1

Sutton Tools taps and tapping accessories are designed for both hand and machine tapping across a wide range of materials and thread standards. Their tap range covers metric, UNC, UNF, BSW and specialist thread forms — all manufactured to tight tolerances for reliable thread fit and long service life. Matching your tap to the correct pre-drill size and cutting speed is critical for clean threads and avoiding tap breakage, particularly in harder materials or blind-hole applications. AIMS Industrial Supplies stocks an extensive range of Sutton Tools products for fast delivery across Australia. Our team can assist with technical selection, quantity pricing and sourcing of specialist sizes — contact us to discuss your requirements.