Square Shank Boring Tools

TSA Style – For boring to a square shoulder in a 90º boring bar. High positive rake.

TSB Style – For boring to a 10º shoulder in 90º boring bars. High positive rake.

TSC Style – For boring to a square shoulder in 60º boring bars. High positive rake.

TSE Style – For boring to a square shoulder in 45º boring bars or with a 15º lead angle in 30º boring bars. High positive rake.

Items in red are non-standard stock.

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Description

TOOL NUMBER

SHANK DIMENSIONS

NOSE RADIUS

PKG QTY

Cast Iron & Non-Ferrous Grades

Steel Grades

A

B

C

C2 (883)

C5 (370)

C6

TSA-4   1/4   1/64 12 58003 58019 58020
TSA-5   5/16   1/64 12 58031 58047 58048
TSA-6   3/8   1/64 12 58059 58075 58076
TSA-8   1/2   1/32 12 58087 58103 58104
TSA-10   5/8   1/32 12 58115 58131 58132
TSA-12   3/4   1/32 12 58143 58159 58160
TSB-4   1/4   1/64 12
TSB-5   5/16   1/64 12 58199 58215 58216
TSB-6   3/8   1/64 12 58227 58243 58244
TSB-8   1/2   1/32 12 58255 58271 58272
TSB-10   5/8   1/32 12 58283 58299 58300
TSB-12   3/4   1/32 12 58311 58327 58328
TSC-4   1/4   1/64 12 58339 58355 58356
TSC-5   5/16   1/64 12 58367 58383 58384
TSC-6   3/8   1/64 12 58395 58411 58412
TSC-8   1/2   1/32 12 58423 58439 58440
TSC-10   5/8   1/32 12 58451 58467 58468
TSC-12   3/4   1/32 12 58479 58495 58496
TSE-4   1/4   1/64 12 58671 58687 58688
TSE-5   5/16   1/64 12 58669 58715 58716
TSE-6   3/8   1/64 12 58727 58743 58744
TSE-8   1/2   1/32 12 58755 58771 58772
TSE-10   5/8   1/32 12 58783 58799 58800
TSE-12   3/4   1/32 12 58811 58827 58828

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