BSW Intermediate Tap and Drill Set

• 1/8 - 1/2" BSW Spiral Flute Tap Set.

About BSW British Standard Whitworth

• The angle of thread is 55 degrees as opposed to 60 degrees in Metric and Unified threads.
• This thread form was developed by Sir Joseph Whitworth in 1841.
• The thread form has rounded roots and crests and is specified in BS84:1956.

About Intermediate Tap

• Have a lead of four threads and are used in most general purpose applications to cut a thread true to a pre-drilled pilot hole.
• Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use.
• M2-HSS premium quality jobber drills in tapping sizes to suit intermediate taps.

Contents

Title
Qty
1/8" x 40 BSW Intermediate HSS Tap
1
5/32" x 32 BSW Intermediate HSS Tap
1
3/16" x 24 BSW Intermediate HSS Tap
1
1/4" x 20 BSW Intermediate HSS Tap
1
5/16" x 18 BSW Intermediate HSS Tap
1
3/8" x 16 BSW Intermediate HSS Tap
1
1/2" x 12 BSW Intermediate HSS Tap
1
2.6mm Bright HSS Jobber
1
3.2mm Bright HSS Jobber
1
3.7mm Bright HSS Jobber
1
5.1mm Bright HSS Jobber
1
6.5mm Bright HSS Jobber
1
7.9mm Bright HSS Jobber
1
10.5mm Bright HSS Jobber
1