Tension Screw

Description: Octagonal in shape, the screw tightens or loosens the bow hair by turning it clockwise or counter-clockwise.
Material: Stainless Steel

Frog

Description: Small piece of wood that sits located between the grip and the screw. This is where the second and third fingers on the right hand will be placed when playing with the bow.
Material: The main material of the ‘Frog’ is Ebony or imitation Ebony on lower quality instruments. The ‘Frog’ is often decorated with other materials such as silver, gold, ivory, pearl shell, etc.

Grip (includes Pad and Winding)

Pad

Description: The area in which the index finger on the right hand is placed.
Material: Leather (for higher quality instruments), Rubber (for lower quality instruments)

Winding

Description: This is the metal wrapping in the lower part of the bow for aesthetic reasons but also to achieve the desired balance.
Material: Nickel-silver (for higher quality instruments), Plastic Wrap (for simulation on lower quality instruments)

Stick

Description: This is the main structure of the bow and connects the frog to the tip. Has a slightly curved shape.
Material: Brazilian Pernambuco (Wood), Carbon Fiber, Carbon Graphite, Fiberglass

Hair

Description: Runs almost the entire length of the bow and is parallel to the stick.
Material: Mongolian Horse Hair (for higher quality instruments), Synthetic Hair (for lower quality instruments)

Tip

Description: The upper edge of the bow where the hair connects directly to the stick. It curves slightly upwards and is rounded. The connection between the hair and the tip is covered by a beige or white cover, often referred to as the ‘Tip Plate’.
Material: The ‘Tip Plate’ is often made of bone, ivory, mammoth ivory, or metal, such as silver.