Lapping and PolishingHelilap Arbor No. 7
Part number
303411
Adjustable internal laps on tapered arbors for accurate sizing, straightening and rounding of bores. Expanders set the lap diameter and pullers remove laps from the arbor; laps can be machined down to the next size.
Lap arborType
7Arbor No.
3/8 inShank diameter (A)
1 1/2 inShank length (B)
Specifications
| Type | Lap arbor |
|---|---|
| Arbor No. | 7 |
| Shank diameter (A) | 3/8 in |
| Shank length (B) | 1 1/2 in |
| Taper length (C) | 6 in |
| For laps | 1/2 - 39/64 in |
Standards
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