HSS BRIGHT FINISH TAP SET

BSPF (G SERIES) - BRITISH STANDARD PIPE BSPF (G SERIES)

This series is a pipe thread which is used mainly for mechanical coupling. The angle of thread is mainly 55° however for the US method some threads have a 60° angle. It is specified according to JIS and ISO R228.

TAPER TAPS have a lead of eight threads and are used as a starting tap in difficult or high precision holes.

INTERMEDIATE TAPS 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.

BOTTOMING TAPS have a lead of two threads and are used to ensure minimum thread run-out when tapping to the bottom of a blind hole.

Bottoming Taps are typically preceded by the use of a Taper or Intermediate Tap.

Manufactured from HSS this general purpose tap is designed for use in medium tensile materials and is for hand or general machine use.

Specifications

SKU BDO3046
Brand Bordo
Part no. Diameter (inch) Pitch (tpi) Overall Length (mm) Tapping Drill (mm) Pack Quantity
3046-1/8TS 1/8 28 59 8.8 1
3046-1/4TS 1/4 19 67 11.8 1
3046-3/8TS 3/8 19 75 15.5 1
3046-1/2TS 1/2 14 87 19 1
3046-5/8TS 5/8 14 91 21 1
3046-3/4TS 3/4 14 96 24.5 1
3046-7/8TS 7/8 14 102 28.5 1
3046-1TS 1 11 109 30.5 1
3046-1.1/4TS 1-1/4 11 119 39.5 1
3046-1.1/2TS 1-1/2 11 125 45.5 1
3046-1.3/4TS 1-3/4 11 132 51 1
3046-2TS 2 11 140 57 1
3046-2.1/4TS 2-1/4 11 142 63 1
3046-2.1/2TS 2-1/2 11 153 73 1
3046-3TS 3 11 164 85 1

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