Busch® Bur Sets - Hart 90° Fig 156C

Busch® Bur Sets - Hart 90° Fig 156CBusch 156C Hart shaped burs are the go to bur for setting. The shape is perfect for cutting seats into prongs and for both channel and flush setting. Also used for designs and diamond or bright cutting in metal. Made of tungsten vanadium steel for strength and durability. Features precision machined, uniformly spaced teeth for accurate and smooth cutting. Use with a lubricant such as Gesswein Lube Stik(to facilitate cutting and prolong tool life.

Busch® 156C Hart shaped burs are the go to bur for setting. The shape is perfect for cutting seats into prongs and for both channel and flush setting. Also used for designs and diamond or bright cutting in metal. 

Made of tungsten vanadium steel for strength and durability. Features precision machined, uniformly spaced teeth for accurate and smooth cutting. Use with a lubricant such as Gesswein Lube-Stik(to facilitate cutting and prolong tool life. Cutting angle of the bur is 90°.

The 3/32" shanks measure approximately 1.75" long. Maximum operating speed varies with bur size. Please consult with ANSI (American National Standards Institute) for speed recommendations.

See the list below to see the five sets and which burs are available in each set.

Made in Germany.

Set #121-9510 (Set of 12)

• Includes: 0.70, 0.80, 0.90, 1.00, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60, 1.70, 1.80mm

Set #121-9500 (Set of 12)

• Includes: 1.00, 1.20, 1.40, 1.50, 1.60, 1.80, 2.10, 2.30, 2.50, 2.70, 2.90, 3.10mm

Set ##121-9515 (Set of 12)

• Includes: 1.90, 2.00, 2.10, 2.20, 2.30, 2.40, 2.50, 2.60, 2.70, 2.80, 2.90, 3.00mm

Set #121-9550 (Set of 6)

• Includes: 3.30, 3.50, 3.70, 4.00, 4.20, 4.50mm

Set #121-9520 (Set of 11)

• Includes: 3.10, 3.30, 3.50, 3.70, 4.00, 4.20, 4.50, 4.70, 5.00, 6.00, 7.00mm