The protection switch prevents the machine from accidentally opening, promises a safer cutting job. The design of the silent driving wheel makes the construction more stable, the working process is more stable, and the work efficiency is higher. The protective baffle can effectively block the mud during the operation. The starting plate is a hand-pulled spring-type inertial starting, which is simple, convenient and quick to operate. JC350A-ECS-35-1 JC-RH-28B JC-RH-32B JC-RH-32C JC-EA300-15 JC65-DH-17 Add to Cart Buying Options Buying Options Buying Options Add to Cart Add to Cart Customer Reviews 4.0 out of 5 stars 35 4.2 out of 5 stars 45 4.2 out of 5 stars 45 4.2 out of 5 stars 45 4.4 out of 5 stars 97 4.1 out of 5 stars 71 Price $205.99$205.99 — no data — no data — no data $179.99$179.99 $159.99$159.99 Power Source Electric Powered Electric Powered Electric Powered Electric Powered Electric Powered Electric Powered Power 3000W 1150W 1500W 1500W 1500W 2200 W Amperage 31.5 Amps 11 Amps 11 Amps 11 Amps 11.4 Amps 14.3 Amps Speed 4200 RPM 3800 RPM 4700 RPM 4700 RPM 200 RPM 1700 RPM Voltage 110V 110V 110V 110V 110V 110V JACKCHEN Bit 101 JACKCHEN Bit 102 JACKCHEN Bit 103 JACKCHEN Bit 104 JACKCHEN Bit 105 JACKCHEN Bit 106 Add to Cart Buying Options Buying Options Buying Options Buying Options Add to Cart Customer Reviews 3.7 out of 5 stars 62 3.9 out of 5 stars 19 4.6 out of 5 stars 65 4.4 out of 5 stars 77 4.4 out of 5 stars 77 4.5 out of 5 stars 41 Price $36.99$36.99 — no data — no data — no data — no data $45.99$45.99 Material Alloy steel Alloy steel Alloy steel Alloy steel Alloy steel Alloy steel Wide 6 inch 6 inch 3.9 inch 5.3 inch 5.3 inch 3.9 inch Long 15 inch 16.1 inch 16.1 inch 17.3 inch 17.3 inch 10.2 inch Interface 30 mm 30 mm 30 mm 30 mm 30 mm 30 mm Suitable for Rotary Hammer Drill Electric/Gas Demolition Jack Hammer Electric/Gas Demolition Jack Hammer Electric/Gas Demolition Jack Hammer Electric/Gas Demolition Jack Hammer Rotary Hammer Drill