Surface set bits

type:

• Metric sizes 56 – 66 – 76 – 86 – 101
• Wireline PQ – HQ – NQ – BQ
• Casing shoe sizes 86 – 101 – 116 – 128 – 146
• Rod shoe sizes HWT – HW – NW – PQ – HQ – NQ
• Single sizes 93 – 112 – 132 – 152
• Suitable for relatively soft stones