Weldon, R8, and Other Tool Holders

Weldon Tool holder

R8 Tool Holder

B 20 22 50
 B = toolholder style
 20 = toolholder size
 22 = connection diameter
 50 = BD boring depth

Features

  • Convert your end mill holder into a precision boring head holder!

  • Two offset axial tapered locking screws maximize rigidity and allow fast tool changes.

R8 Diagram
Boring depth (BD) is tool length plus boring head.

Other Tool Holders

Other tool holders are available on special order. These include:

  • CAT 30

  • Morse Taper

  • NMTB

  • DIN 69871 B

We can manufacture almost any special tool holder you may need. Simply provide an accurate drawing with all necessary dimensions along with your quantity and we will provide you with a quote.

Weldon 3/4" Shank

Part No. Description
D
d
BD
Screws
6165341 B-20-22-50-3/4-SS-WELDON
22
12
1.772"
6811510
6165342 B-20-22-100-3/4-SS-WELDON
22
12
3.937"
6811510
6165343 B-20-54-110-3/4-SS-WELDON
54
28
4.331"
6811550

Weldon 1" Shank

Part No. Description
D
d
BD
Screws
6165101 B-25-27-55-1.0-SS-WELDON
27
15
1.969"
6811520
6165102 B-25-27-100-1.0-SS-WELDON
27
15
3.740"
6811520
6165103 B-25-54-110-1.0-SS-WELDON
54
28
4.331"
6811550

Weldon 1-1/4" Shank

Part No. Description
D
d
BD
Screws
6165141 B-32-32-60-1-1/4-SS-WELDON
32
20
2.362"
6811530
6165142 B-32-32-100-1-1/4-SS-WELDON
32
20
3.937"
6811530
6165143 B-32-42-90-1-1/4-SS-WELDON
42
24
3.543"
6811540
6165144 B-32-54-110-1-1/4-SS-WELDON
54
28
4.331"
6811550

Weldon 1-1/2" Shank

Part No. Description
D
d
BD
Screws
6165121 B-40-42-90-1-1/2-SS-WELDON
42
24
3.543"
6811540
6165122 B-40-42-160-1-1/2-SS-WELDON
42
24
6.299"
6811540
6165123 B-40-54-110-1-1/2-SS-WELDON
54
28
4.331"
6811550

R8 Tool Holders

Part No. Description
D
d
BD
Screws
6165801 R8-22-50-R8-WELDON
22
12
1.969"
6811510
6165802 R8-27-60-R8-WELDON
27
15
2.362"
6811520
6165803 R8-32-75-R8-WELDON
32
20
2.953"
6811530
6165804 R8-42-90-R8-WELDON
42
24
3.543"
6811540
6165805 R8-54-110-R8-WELDON
54
28
4.331"
6811550