• Guaranteed concentricity precision less than 0.015 mm measured in the drilling spindle sleeve
• Drilling spindle with precision ball bearings
• 85 mm sleeve travel (OPTI B 24 H)
• 105 mm sleeve travel (OPTI B 28 H)
• V-belt covering with safety switch
• RÖHM quick-action drill chuck as standard
• High running smoothness due to aluminum V-belt pulleys and
  grinded multitooth dogs
• Considerably higher transmission due to toothed quality V-belts 7M and considerably less loss of power than with standard belts
• Largely dimensioned, height adjustable screening grid with interlock switch for best possible protection of the user
• Large ergonomic sleeve lever made of aluminium pressure castings, cast in one piece with soft grip handles for non-slip working
• Simple tool change by ejection mechanism (OPTI B 28 H)
• Solid, largely dimensioned base plate with T-slots, heavily ribbed at the backside
• User-friendly safety switch (IP 54 compliant) with low voltage release and Emergency-Stop switch
• Drill depth stop
• 7 spindle speeds (OPTI B 24 H)
• 16 spindle speeds (OPTI B 28 H)
• Drilling table illumination
• Drilling table slewable 360°
• Switch for right-/left-hand rotation
• Smooth and powerful electric motor
  Optimum price/quality ratio
• High value stability

model	OPTI B 24 H	OPTI B 24 H	OPTI B 24 H Vario
Item no.	302 0241	302 0243	302 0245
EUR excl. VAT	995,00	995,00	1.749,00
Technical data
Drilling capacity in steel (max.)	20 mm	20 mm	20 mm
Working range	165 mm	165 mm	165 mm
Spindle holding fixture	MT 2	MT 2	MT 2
Spindle speeds	350 - 4000 rpm	350 - 4000 rpm	350 - 4000 rpm
Number of steps	7 steps	7 steps	stepless
Sleeve travel	85 mm	85 mm	85 mm
Upright diameter	80 mm	80 mm	80 mm
Table size (L x W)	280 x 300 mm	280 x 300 mm	280 x 300 mm
T-slot size	14 mm	14 mm	14 mm
Drilling table swivel	-45° -0° -+45°	-45° -0° -+45°	-45° -0° -+45°
Motor power 50 Hz	850 W / 230 V	850 W / 400 V	1,5 kW / 230 V
Dimensions (L x W x H)	660 x 432 x 1017 mm	660 x 432 x 1017 mm	660 x 432 x 1017 mm
Net weight	102 kg	102 kg	102 kg
model	OPTI B 28 H	OPTI B 28 H Vario
Item no.	302 0283	302 0285
EUR excl. VAT	1,195,00	2,150,00
Technical data
Drilling capacity in steel (max.)	28 mm	28 mm
Working range	200 mm	200 mm
Spindle holding fixture	MT 3	MT 3
Spindle speeds	120 - 4000 rpm	120 - 4000 rpm
Number of steps	16 steps	stepless
Sleeve travel	105 mm	105 mm
Upright diameter	92 mm	92 mm
Table size (L x W)	340 x 360 mm	340 x 360 mm
T-slot size	14 mm	14 mm
Drilling table swivel	+ / - 45°	+ / - 45°
Motor power 50 Hz	850 W / 400 V	1,5 kW / 230 V
Dimensions (L x W x H)	732 x 449 x 1664 mm	732 x 449 x 1664 mm
Net weight	147 kg	147 kg