GE 85047 Heavy Duty Halogen Light Bulb, Clear, 300 W, 120 V Carafes & Pitchers and the shank diameter is

and the shank diameter is 1/4 inch

Size: 8' x 10'

Coverage Sq Ft : 5

Application: For Schedule 40 and Schedule 80 Pipe EPDM Seal O-Ring

Proprietary coating provides 2X longer life vs standard DEWALT blades and metal cutting competitive blades

GE 85047 Heavy Duty Halogen Light Bulb, Clear, 300 W, 120 V Carafes & Pitchers and the shank diameter isHighlights: Bulb Length: 4. 7" Bulb Diameter: 0. 31" Light Color: Clear Watts: 300 Voltage: 120 Lumens: 5950 Bulb Type: Double ended Bulb Shape Type: T2. 5 Base Type: R7S Average Rated Life: 2000 hours Color temperature: 2950 K Filament: C 8 Color Rendering Index: 100 CRI For commercial For outdoor use Number in package : 2