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Taper pin hand reamer 1:50, uncoated, Nominal ⌀ DC: 20mm
Article no.: 161200 20
Article code:
Product details
Technical Data
| Type of product | taper reamer | |
| Content | single part | |
| Cutter diameter 1st step min. DC | 20 mm | |
| Overall length L | 310 mm | |
| Cutting edge length LC | 250 mm | |
| Shank square □ | 18 mm | |
| Type of reaming tool | for through holes | |
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Holder shape | smooth shank with square drive | |
| Dry machining | suitable only under restricted conditions | |
| Oil | suitable only under restricted conditions | |
| Configurable | no | |
| Taper diameter min. D3 | 19.8 mm | |
| Taper diameter max. D2 | 24.8 mm | |
| Adjustment range | setting not possible | |
| Taper ratio | 1:50 | |
| Type of drive | hand reamer | |
| Tool material | HSS | |
| Machining group | N (non-ferrous metals); P (steel) | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 9 | |
| Shape letter standard number | B | |
| Data carriers | without data carrier | |
| Machining method | Reiben (BRE) | |
| Colour ring | without |
Identification & Classification
| Article number | 161200 20 | |
| EAN / GTIN | 4045197088994 | |
| Manufacturer number | 161200 20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
P
P
P
Description
Version:
Conically increasing cutting edges (1 mm over 50 mm length).
Size 1.2 − 2.5 − straight flutes. Form A.
Size 3 − 25 − helical flutes. Form B.
Size 1.2 − 2.5 − straight flutes. Form A.
Size 3 − 25 − helical flutes. Form B.
Application:
For reaming tapered holes by hand for taper pins to ISO 2339 (DIN 1), DIN 258, 1447, ISO 8736, 8737 (DIN 7977, 7978).
Recommendation:
The pre-drilled hole is best produced using a straight shank taper pin drill No. 116310.