Bosch PROFESSIONAL GSB 20-2 RE - Product Features; Technical Data

English–3
2 609 932 503 • 24.1.06
Product Features
The numbering of the product features refers to the
illustration of the power tool on the graphics page.
1 Keyless chuck
2 “Drilling/Impact Drilling” selector switch
3 Speed dial for electronic speed preselection
(GSB 20-2 RCE/GSB 20-2 RET)
4 Selector switch “Drilling/Screwdriving”
(GSB 20-2 RET)
5 Rotational direction switch
(GSB 20-2 RE/GSB 20-2 RCE/GSB 20-2 RET)
6 Soft grip
7 On/Off switch
8 Speed dial for speed preselection (GSB 20-2 RE)
9 Lock-on button for On/Off switch
10 Gear selection lever
11 Button for depth stop adjustment
12 Auxiliary handle*
13 Depth stop*
14 Chuck key
15 Key-type drill chuck
16 Screwdriver bit*
17 Universal bit holder*
18 Hex key**
*Not all of the accessories described are included as
standard delivery.
**Commercially available (not included in the delivery
scope)
Technical Data
Hammer Drill GSB ... PROFESSIONAL 20-2 20-2 RE 20-2 RE 20-2 RCE 20-2 RET
Article number 0 601 ... 19B 0.. 19B 4.. 19B 5.. 19B 7.. 19B 9..
Rated power input W 750 800 800 1010 1010
Output power W 350 420 420 475 475
No-load speed
1st gear rpm 1100 0–1100 0–1100 0–1100 0–1100
2nd gear rpm 3000 0–3000 0–3000 0–3000 0–3000
Rated speed
1st gear rpm 740 740 740 1100 1100
2nd gear rpm 1930 1930 1930 3000 3000
Impact frequency at no-load bpm 48000 48000 48000 48000 48000
Rated torque (1st/2nd gear) Nm 4.3/1.7 5.4/2.1 5.4/2.1 4.3/1.7 4.3/1.7
Electronic torque control – – – – z
Speed preselection – z z z z
Constant electronic control – – – zz
Right/left rotation – z z z z
Dual gear feature zzzzz
Key-type drill chuck z z – – –
Keyless drill chuck – – zzz
Fully automatic spindle locking (Auto-lock) – – z z z
Spindle collar dia. mm 43 43 43 43 43
Maximum drilling diameter (1st/2nd gear)
Brickwork mm 22/16 22/16 22/16 22/16 22/16
Concrete mm 20/13 20/13 20/13 20/13 20/13
Steel mm 13/8 13/8 13/8 16/8 16/8
Wood mm 40/25 40/25 40/25 40/25 40/25
Chuck clamping range mm 1.5–13 1.5–13 1.5–13 1.5–13 1.5–13
Weight according to EPTA-Procedure
01/2003
kg 2.5 2.5 2.5 2.6 2.6
Protection class /II /II /II /II /II
The values given are valid for nominal voltages [U] of 230/240 V. For lower voltages and models for specific countries, these
values can vary.
Please observe the article number on the type plate of your power tool. The trade names of individual tools may vary.
OBJ_BUCH-2 609 932 503-001.book Page 3 Tuesday, January 24, 2006 5:06 PM